Decimal	Hex	Name	Type	Bitfield Size	Bitfield Mask	Comments
0	0x0000	fibh	FIBH			Beginning of the FIB header
0	0x0000	wIdent	ushort			magic number
2	0x0002	nFib	ushort			FIB version written. This will be >= 101 for all Word 6.0 for Windows and after documents.
4	0x0004	nProduct	ushort			product version written by
6	0x0006	lid	ushort			language stamp---localized version In pre-WinWord 2.0 files this value was the nLocale. If value is < 999, then it is the nLocale, otherwise it is the lid.
8	0x0008	pnNext	short
10	0x000A	fDot	ushort	:1	0x0001	Set if this document is a template
		fGlsy	ushort	:1	0x0002	Set if this document is a glossary
		fComplex	ushort	:1	0x0004	when 1, file is in complex, fast-saved format.
		fHasPic	ushort	:1	0x0008	set if file contains 1 or more pictures
		cQuickSaves	ushort	:4	0x00F0	count of times file was quicksaved
		fEncrypted	ushort	:1	0x0100	Set if file is encrypted
		fWhichTblStm	ushort	:1	0x0200	When 0, this fib refers to the table stream named "0Table", when 1, this fib refers to the table stream named "1Table". Normally, a file will have only one table stream, but under unusual circumstances a file may have table streams with both names. In that case, this flag must be used to decide which table stream is valid.
		fReadOnlyRecommended	ushort	:1	0x0400	Set when user has recommended that file be read read-only
		fWriteReservation	ushort	:1	0x0800	Set when file owner has made the file write reserved
		fExtChar	ushort	:1	0x1000	Set when using extended character set in file
		fLoadOverride	ushort	:1	0x2000	REVIEW
		fFarEast	ushort	:1	0x4000	REVIEW
		fCrypto	ushort	:1	0x8000	REVIEW
12	0x000C	nFibBack	ushort			This file format it compatible with readers that understand nFib at or above this value.
14	0x000E	lKey				File encrypted key, only valid if fEncrypted.
18	0x0012	envr	uchar			environment in which file was created 0   created by Win Word 1   created by Mac Word
19	0x0013	fMac	uchar	:1	0x01	when 1, this file was last saved in the Mac environment
		fEmptySpecial	uchar	:1	0x02
		fLoadOverridePage	uchar	:1	0x04
		fFutureSavedUndo	uchar	:1	0x08
		fWord97Saved	uchar	:1	0x10
		fSpare0	uchar	:3	0xFE
20	0x0014	chs	ushort			Default extended character set id for text in document stream. (overridden by chp.chse) 0   by default characters in doc stream should be interpreted using the ANSI character set used by Windows 256   characters in doc stream should be interpreted using the Macintosh character set.
22	0x0016	chsTables	ushort			Default extended character set id for text in internal data structures 0   by default characters stored in internal data structures should be interpreted using the ANSI character set used by Windows 256   characters stored in internal data structures should be interpreted using the Macintosh character set.
24	0x0018	fcMin	long			file offset of first character of text. In non-complex files a CP can be transformed into an FC by the following transformation: fc = cp + fib.fcMin.
28	0x001C	fcMac	long			file offset of last character of text in document text stream + 1
32	0x0020	csw	ushort			Count of fields in the array of "shorts"
34	0x0022	rgsw				Beginning of the array of shorts
34	0x0022	wMagicCreated				unique number Identifying the File's creator 0x6A62 is the creator ID for Word and is reserved. Other creators should choose a different value.
36	0x0024	wMagicRevised				identifies the File's last modifier
38	0x0026	wMagicCreatedPrivate				private data
40	0x0028	wMagicRevisedPrivate				private data
42	0x002A	pnFbpChpFirst_W6	short			not used
44	0x002C	pnChpFirst_W6	short			not used
46	0x002E	cpnBteChp_W6	short			not used
48	0x0030	pnFbpPapFirst_W6	short			not used
50	0x0032	pnPapFirst_W6	short			not used
52	0x0034	cpnBtePap_W6	short			not used
54	0x0036	pnFbpLvcFirst_W6	short			not used
56	0x0038	pnLvcFirst_W6	short			not used
58	0x003A	cpnBteLvc_W6	short			not used
60	0x003C	lidFE	short			Language id if document was written by Far East version of Word (i.e. FIB.fFarEast is on)
62	0x003E	clw	ushort			Number of fields in the array of longs
64	0x0040	rglw				Beginning of the array of longs
64	0x0040	cbMac	long			file offset of last byte written to file + 1.
68	0x0044	lProductCreated				contains the build date of the creator. 10695 indicates the creator program was compiled on Jan 6, 1995
72	0x0048	lProductRevised				contains the build date of the File's last modifier
76	0x004C	ccpText	long			length of main document text stream
80	0x0050	ccpFtn	long			length of footnote subdocument text stream
84	0x0054	ccpHdd	long			length of header subdocument text stream
88	0x0058	ccpMcr	long			length of macro subdocument text stream, which should now always be 0.
92	0x005C	ccpAtn	long			length of annotation subdocument text stream
96	0x0060	ccpEdn	long			length of endnote subdocument text stream
100	0x0064	ccpTxbx	long			length of textbox subdocument text stream
104	0x0068	ccpHdrTxbx	long			length of header textbox subdocument text stream.
108	0x006C	pnFbpChpFirst	long			when there was insufficient memory for Word to expand the plcfbte at save time, the plcfbte is written to the file in a linked list of 512-byte pieces starting with this pn
112	0x0070	pnChpFirst	long			the page number of the lowest numbered page in the document that records CHPX FKP information
116	0x0074	cpnBteChp	long			count of CHPX FKPs recorded in file. In non-complex files if the number of entries in the plcfbteChpx is less than this, the plcfbteChpx is incomplete.
120	0x0078	pnFbpPapFirst	long			when there was insufficient memory for Word to expand the plcfbte at save time, the plcfbte is written to the file in a linked list of 512-byte pieces starting with this pn
124	0x007C	pnPapFirst	long			the page number of the lowest numbered page in the document that records PAPX FKP information
128	0x0080	cpnBtePap	long			count of PAPX FKPs recorded in file. In non-complex files if the number of entries in the plcfbtePapx is less than this, the plcfbtePapx is incomplete.
132	0x0084	pnFbpLvcFirst	long			when there was insufficient memory for Word to expand the plcfbte at save time, the plcfbte is written to the file in a linked list of 512-byte pieces starting with this pn
136	0x0088	pnLvcFirst	long			the page number of the lowest numbered page in the document that records LVC FKP information
140	0x008C	cpnBteLvc	long			count of LVC FKPs recorded in file. In non-complex files if the number of entries in the plcfbtePapx is less than this, the plcfbtePapx is incomplete.
144	0x0090	fcIslandFirst	long
148	0x0094	fcIslandLim	long
152	0x0098	cfclcb	ushort			Number of fields in the array of FC/LCB pairs.
154	0x009A	rgfclcb				Beginning of array of FC/LCB pairs.
154	0x009A	fcStshfOrig	long			file offset of original allocation for STSH in table stream. During fast save Word will attempt to reuse this allocation if STSH is small enough to fit.
158	0x009E	lcbStshfOrig	ulong			count of bytes of original STSH allocation
162	0x00A2	fcStshf	long			offset of STSH in table stream.
166	0x00A6	lcbStshf	ulong			count of bytes of current STSH allocation
170	0x00AA	fcPlcffndRef	long			offset in table stream of footnote reference PLCF of FRD structures. CPs in PLC are relative to main document text stream and give location of footnote references.
174	0x00AE	lcbPlcffndRef	ulong			count of bytes of footnote reference PLC== 0 if no footnotes defined in document.
178	0x00B2	fcPlcffndTxt	long			offset in table stream of footnote text PLC. CPs in PLC are relative to footnote subdocument text stream and give location of beginnings of footnote text for corresponding references recorded in plcffndRef. No structure is stored in this plc. There will just be n+1 FC entries in this PLC when there are n footnotes
182	0x00B6	lcbPlcffndTxt	ulong			count of bytes of footnote text PLC. == 0 if no footnotes defined in document
186	0x00BA	fcPlcfandRef	long			offset in table stream of annotation reference ATRD PLC. The CPs recorded in this PLC give the offset of annotation references in the main document.
190	0x00BE	lcbPlcfandRef	ulong			count of bytes of annotation reference PLC.
194	0x00C2	fcPlcfandTxt	long			offset in table stream of annotation text PLC. The Cps recorded in this PLC give the offset of the annotation text in the annotation sub document corresponding to the references stored in the plcfandRef. There is a 1 to 1 correspondence between entries recorded in the plcfandTxt and the plcfandRef. No structure is stored in this PLC.
198	0x00C6	lcbPlcfandTxt	ulong			count of bytes of the annotation text PLC
202	0x00CA	fcPlcfsed	long			offset in table stream of section descriptor SED PLC. CPs in PLC are relative to main document.
206	0x00CE	lcbPlcfsed	ulong			count of bytes of section descriptor PLC.
210	0x00D2	fcPlcpad	long			no longer used
214	0x00D6	lcbPlcpad	ulong			no longer used
218	0x00DA	fcPlcfphe	long			offset in table stream of PHE PLC of paragraph heights. CPs in PLC are relative to main document text stream. Only written for files in complex format. Should not be written by third party creators of Word files.
222	0x00DE	lcbPlcfphe	ulong			count of bytes of paragraph height PLC. ==0 when file is non-complex.
226	0x00E2	fcSttbfglsy	long			offset in table stream of glossary string table. This table consists of Pascal style strings (strings stored prefixed with a length byte) concatenated one after another.
230	0x00E6	lcbSttbfglsy	ulong			count of bytes of glossary string table. == 0 for non-glossary documents.!=0 for glossary documents.
234	0x00EA	fcPlcfglsy	long			offset in table stream of glossary PLC. CPs in PLC are relative to main document and mark the beginnings of glossary entries and are in 1-1 correspondence with entries of sttbfglsy. No structure is stored in this PLC. There will be n+1 FC entries in this PLC when there are n glossary entries.
238	0x00EE	lcbPlcfglsy	ulong			count of bytes of glossary PLC.== 0 for non-glossary documents.!=0 for glossary documents.
242	0x00F2	fcPlcfhdd	long			byte offset in table stream of header HDD PLC. CPs are relative to header subdocument and mark the beginnings of individual headers in the header subdocument. No structure is stored in this PLC. There will be n+1 FC entries in this PLC when there are n headers stored for the document.
246	0x00F6	lcbPlcfhdd	ulong			count of bytes of header PLC. == 0 if document contains no headers
250	0x00FA	fcPlcfbteChpx	long			offset in table stream of character property bin table.PLC. FCs in PLC are file offsets in the main stream. Describes text of main document and all subdocuments.
254	0x00FE	lcbPlcfbteChpx	ulong			count of bytes of character property bin table PLC.
258	0x0102	fcPlcfbtePapx	long			offset in table stream of paragraph property bin table.PLC. FCs in PLC are file offsets in the main stream. Describes text of main document and all subdocuments.
262	0x0106	lcbPlcfbtePapx	ulong			count of bytes of paragraph property bin table PLC
266	0x010A	fcPlcfsea	long			offset in table stream of PLC reserved for private use. The SEA is 6 bytes long.
270	0x010E	lcbPlcfsea	ulong			count of bytes of private use PLC.
274	0x0112	fcSttbfffn	long			offset in table stream of font information STTBF. The sttbfffn is a STTBF where is string is actually an FFN structure. The nth entry in the STTBF describes the font that will be displayed when the chp.ftc for text is equal to n. See the FFN file structure definition.
278	0x0116	lcbSttbfffn	ulong			count of bytes in sttbfffn.
282	0x011A	fcPlcffldMom	long			offset in table stream to the FLD PLC of field positions in the main document. The CPs point to the beginning CP of a field, the CP of field separator character inside a field and the ending CP of the field. A field may be nested within another field. 20 levels of field nesting are allowed.
286	0x011E	lcbPlcffldMom	ulong			count of bytes in plcffldMom
290	0x0122	fcPlcffldHdr	long			offset in table stream to the FLD PLC of field positions in the header subdocument.
294	0x0126	lcbPlcffldHdr	ulong			count of bytes in plcffldHdr
298	0x012A	fcPlcffldFtn	long			offset in table stream to the FLD PLC of field positions in the footnote subdocument.
302	0x012E	lcbPlcffldFtn	ulong			count of bytes in plcffldFtn
306	0x0132	fcPlcffldAtn	long			offset in table stream to the FLD PLC of field positions in the annotation subdocument.
310	0x0136	lcbPlcffldAtn	ulong			count of bytes in plcffldAtn
314	0x013A	fcPlcffldMcr	long			no longer used
318	0x013E	lcbPlcffldMcr	ulong			no longer used
322	0x0142	fcSttbfbkmk	long			offset in table stream of the STTBF that records bookmark names in the main document
326	0x0146	lcbSttbfbkmk	ulong
330	0x014A	fcPlcfbkf	long			offset in table stream of the PLCF that records the beginning CP offsets of bookmarks in the main document. See BKF structure definition
334	0x014E	lcbPlcfbkf	ulong
338	0x0152	fcPlcfbkl	long			offset in table stream of the PLCF that records the ending CP offsets of bookmarks recorded in the main document. No structure is stored in this PLCF.
342	0x0156	lcbPlcfbkl	ulong
346	0x015A	fcCmds	long			offset in table stream of the macro commands. These commands are private and undocumented.
350	0x015E	lcbCmds	ulong			undocument size of undocument structure not documented above
354	0x0162	fcPlcmcr	long			no longer used
358	0x0166	lcbPlcmcr	ulong
362	0x016A	fcSttbfmcr	long			no longer used
366	0x016E	lcbSttbfmcr	ulong
370	0x0172	fcPrDrvr	long			offset in table stream of the printer driver information (names of drivers, port, etc.)
374	0x0176	lcbPrDrvr	ulong			count of bytes of the printer driver information (names of drivers, port, etc.)
378	0x017A	fcPrEnvPort	long			offset in table stream of the print environment in portrait mode.
382	0x017E	lcbPrEnvPort	ulong			count of bytes of the print environment in portrait mode.
386	0x0182	fcPrEnvLand	long			offset in table stream of the print environment in landscape mode.
390	0x0186	lcbPrEnvLand	ulong			count of bytes of the print environment in landscape mode.
394	0x018A	fcWss	long			offset in table stream of Window Save State data structure. WSS contains dimensions of document's main text window and the last selection made by Word user.
398	0x018E	lcbWss	ulong			count of bytes of WSS. ==0 if unable to store the window state. Should not be written by third party creators of Word files.
402	0x0192	fcDop	long			offset in table stream of document property data structure.
406	0x0196	lcbDop	ulong			count of bytes of document properties.
410	0x019A	fcSttbfAssoc	long			offset in table stream of STTBF of associated strings. The strings in this table specify document summary info and the paths to special documents related to this document. See documentation of the STTBFASSOC.
414	0x019E	lcbSttbfAssoc	ulong
418	0x01A2	fcClx	long			offset in table stream of beginning of information for complex files. Consists of an encoding of all of the prms quoted by the document followed by the plcpcd (piece table) for the document.
422	0x01A6	lcbClx	ulong			count of bytes of complex file information == 0 if file is non-complex.
426	0x01AA	fcPlcfpgdFtn	long			not used
430	0x01AE	lcbPlcfpgdFtn	ulong
434	0x01B2	fcAutosaveSource	long			offset in table stream of the name of the original file. fcAutosaveSource and cbAutosaveSource should both be 0 if autosave is off.
438	0x01B6	lcbAutosaveSource	ulong			count of bytes of the name of the original file.
442	0x01BA	fcGrpXstAtnOwners	long			offset in table stream of group of strings recording the names of the owners of annotations stored in the document
446	0x01BE	lcbGrpXstAtnOwners	ulong			count of bytes of the group of strings
450	0x01C2	fcSttbfAtnbkmk	long			offset in table stream of the sttbf that records names of bookmarks for the annotation subdocument
454	0x01C6	lcbSttbfAtnbkmk	ulong			length in bytes of the sttbf that records names of bookmarks for the annotation subdocument
458	0x01CA	fcPlcdoaMom	long			no longer used
462	0x01CE	lcbPlcdoaMom	ulong
466	0x01D2	fcPlcdoaHdr	long			no longer used
470	0x01D6	lcbPlcdoaHdr	ulong
474	0x01DA	fcPlcspaMom	long			offset in table stream of the FSPA PLC for main document. == 0 if document has no office art objects.
478	0x01DE	lcbPlcspaMom	ulong			length in bytes of the FSPA PLC of the main document.
482	0x01E2	fcPlcspaHdr	long			offset in table stream of the FSPA PLC for header document. == 0 if document has no office art objects.
486	0x01E6	lcbPlcspaHdr	ulong			length in bytes of the FSPA PLC of the header document.
490	0x01EA	fcPlcfAtnbkf	long			offset in table stream of BKF (bookmark first) PLC of the annotation subdocument
494	0x01EE	lcbPlcfAtnbkf	ulong			length in bytes of BKF (bookmark first) PLC of the annotation subdocument
498	0x01F2	fcPlcfAtnbkl	long			offset in table stream of BKL (bookmark last) PLC of the annotation subdocument
502	0x01F6	lcbPlcfAtnbkl	ulong			length in bytes of PLC marking the CP limits of the annotation bookmarks. No structure is stored in this PLC.
506	0x01FA	fcPms	long			offset in table stream of PMS (Print Merge State) information block. This contains the current state of a print merge operation
510	0x01FE	lcbPms	ulong			length in bytes of PMS. ==0 if no current print merge state. Should not be written by third party creators of Word files.
514	0x0202	fcFormFldSttbs	long			offset in table stream of form field Sttbf which contains strings used in form field dropdown controls
518	0x0206	lcbFormFldSttbs	ulong			length in bytes of form field Sttbf
522	0x020A	fcPlcfendRef	long			offset in table stream of endnote reference PLCF of FRD structures. CPs in PLCF are relative to main document text stream and give location of endnote references.
526	0x020E	lcbPlcfendRef	ulong
530	0x0212	fcPlcfendTxt	long			offset in table stream of PlcfendRef which points to endnote text in the endnote document stream which corresponds with the plcfendRef. No structure is stored in this PLC.
534	0x0216	lcbPlcfendTxt	ulong
538	0x021A	fcPlcffldEdn	long			offset in table stream to FLD PLCF of field positions in the endnote subdoc
542	0x021E	lcbPlcffldEdn	ulong
546	0x0222	fcPlcfpgdEdn	long			not used
550	0x0226	lcbPlcfpgdEdn	ulong
554	0x022A	fcDggInfo	long			offset in table stream of the office art object table data. The format of office art object table data is found in a separate document.
558	0x022E	lcbDggInfo	ulong			length in bytes of the office art object table data
562	0x0232	fcSttbfRMark	long			offset in table stream to STTBF that records the author abbreviations for authors who have made revisions in the document.
566	0x0236	lcbSttbfRMark	ulong
570	0x023A	fcSttbCaption	long			offset in table stream to STTBF that records caption titles used in the document.
574	0x023E	lcbSttbCaption	ulong
578	0x0242	fcSttbAutoCaption	long			offset in table stream to the STTBF that records the object names and indices into the caption STTBF for objects which get auto captions.
582	0x0246	lcbSttbAutoCaption	ulong
586	0x024A	fcPlcfwkb	long			offset in table stream to WKB PLCF that describes the boundaries of contributing documents in a master document
590	0x024E	lcbPlcfwkb	ulong
594	0x0252	fcPlcfspl	long			offset in table stream of PLCF (of SPLS structures) that records spell check state
598	0x0256	lcbPlcfspl	ulong
602	0x025A	fcPlcftxbxTxt	long			offset in table stream of PLCF that records the beginning CP in the text box subdoc of the text of individual text box entries. No structure is stored in this PLCF
606	0x025E	lcbPlcftxbxTxt	ulong
610	0x0262	fcPlcffldTxbx	long			offset in table stream of the FLD PLCF that records field boundaries recorded in the textbox subdoc.
614	0x0266	lcbPlcffldTxbx	ulong
618	0x026A	fcPlcfhdrtxbxTxt	long			offset in table stream of PLCF that records the beginning CP in the header text box subdoc of the text of individual header text box entries. No structure is stored in this PLC.
622	0x026E	lcbPlcfhdrtxbxTxt	ulong
626	0x0272	fcPlcffldHdrTxbx	long			offset in table stream of the FLD PLCF that records field boundaries recorded in the header textbox subdoc.
630	0x0276	lcbPlcffldHdrTxbx	ulong
634	0x027A	fcStwUser	long			Macro User storage
638	0x027E	lcbStwUser	ulong
642	0x0282	fcSttbttmbd	long			offset in table stream of embedded true type font data.
646	0x0286	cbSttbttmbd	ulong
650	0x028A	fcUnused	long
654	0x028E	lcbUnused	ulong
658	0x0292	rgpgdbkd	FCPGD			beginning of array of fcPgd / fcBkd pairs
658	0x0292	fcPgdMother	long			offset in table stream of the PLF that records the page descriptors for the main text of the doc.
662	0x0296	lcbPgdMother	ulong
666	0x029A	fcBkdMother	long			offset in table stream of the PLCF that records the break descriptors for the main text of the doc.
670	0x029E	lcbBkdMother	ulong
674	0x02A2	fcPgdFtn	long			offset in table stream of the PLF that records the page descriptors for the footnote text of the doc.
678	0x02A6	lcbPgdFtn	ulong
682	0x02AA	fcBkdFtn	long			offset in table stream of the PLCF that records the break descriptors for the footnote text of the doc.
686	0x02AE	lcbBkdFtn	ulong
690	0x02B2	fcPgdEdn	long			offset in table stream of the PLF that records the page descriptors for the endnote text of the doc.
694	0x02B6	lcbPgdEdn	ulong
698	0x02BA	fcBkdEdn	long			offset in table stream of the PLCF that records the break descriptors for the endnote text of the doc.
702	0x02BE	lcbBkdEdn	ulong
706	0x02C2	fcSttbfIntlFld	long			offset in table stream of the STTBF containing field keywords. This is only used in a small number of the international versions of word. This field is no longer written to the file for nFib >= 167.
710	0x02C6	lcbSttbfIntlFld	ulong			Always 0 for nFib >= 167.
714	0x02CA	fcRouteSlip	long			offset in table stream of a mailer routing slip.
718	0x02CE	lcbRouteSlip	ulong
722	0x02D2	fcSttbSavedBy	long			offset in table stream of STTBF recording the names of the users who have saved this document alternating with the save locations.
726	0x02D6	lcbSttbSavedBy	ulong
730	0x02DA	fcSttbFnm	long			offset in table stream of STTBF recording filenames of documents which are referenced by this document.
734	0x02DE	lcbSttbFnm	ulong
738	0x02E2	fcPlcfLst	long			offset in the table stream of list format information.
742	0x02E6	lcbPlcfLst	ulong
746	0x02EA	fcPlfLfo	long			offset in the table stream of list format override information.
750	0x02EE	lcbPlfLfo	ulong
754	0x02F2	fcPlcftxbxBkd	long			offset in the table stream of the textbox break table (a PLCF of BKDs) for the main document
758	0x02F6	lcbPlcftxbxBkd	ulong
762	0x02FA	fcPlcftxbxHdrBkd	long			offset in the table stream of the textbox break table (a PLCF of BKDs) for the header subdocument
766	0x02FE	lcbPlcftxbxHdrBkd	ulong
770	0x0302	fcDocUndo	long			offset in main stream of undocumented undo / versioning data
774	0x0306	lcbDocUndo	ulong
778	0x030A	fcRgbuse	long			offset in main stream of undocumented undo / versioning data
782	0x030E	lcbRgbuse	ulong
786	0x0312	fcUsp	long			offset in main stream of undocumented undo / versioning data
790	0x0316	lcbUsp	ulong
794	0x031A	fcUskf	long			offset in table stream of undocumented undo / versioning data
798	0x031E	lcbUskf	ulong
802	0x0322	fcPlcupcRgbuse	long			offset in table stream of undocumented undo / versioning data
806	0x0326	lcbPlcupcRgbuse	ulong
810	0x032A	fcPlcupcUsp	long			offset in table stream of undocumented undo / versioning data
814	0x032E	lcbPlcupcUsp	ulong
818	0x0332	fcSttbGlsyStyle	long			offset in table stream of string table of style names for glossary entries
822	0x0336	lcbSttbGlsyStyle	ulong
826	0x033A	fcPlgosl	long			offset in table stream of undocumented grammar options PL
830	0x033E	lcbPlgosl	ulong
834	0x0342	fcPlcocx	long			offset in table stream of undocumented ocx data
838	0x0346	lcbPlcocx	ulong
842	0x034A	fcPlcfbteLvc	long			offset in table stream of character property bin table.PLC. FCs in PLC are file offsets. Describes text of main document and all subdocuments.
846	0x034E	lcbPlcfbteLvc	ulong
850	0x0352	ftModified	FILETIME
850	0x0352	dwLowDateTime	ulong
854	0x0356	dwHighDateTime	ulong
858	0x035A	fcPlcflvc	long			offset in table stream of LVC PLCF
862	0x035E	lcbPlcflvc	ulong			size of LVC PLCF, ==0 for non-complex files
866	0x0362	fcPlcasumy	long			offset in table stream of autosummary ASUMY PLCF.
870	0x0366	lcbPlcasumy	ulong
874	0x036A	fcPlcfgram	long			offset in table stream of PLCF (of SPLS structures) which records grammar check state
878	0x036E	lcbPlcfgram	ulong
882	0x0372	fcSttbListNames	long			offset in table stream of list names string table
886	0x0376	lcbSttbListNames	ulong
890	0x037A	fcSttbfUssr	long			offset in table stream of undocumented undo / versioning data
894	0x037E	lcbSttbfUssr	ulong

cbFIB (count of bytes of FIB) is 898 (decimal), 382 (hex).