[MSDN Library June 1998] WM_SPOOLERSTATUS (33.0128205128205%)
MSDN Library Visual Studio 6.0 > Platform SDK > Graphics and Multimedia Services > GDI > Printing and Print Spooler > Printing and Print Spooler Reference > Printing and Print Spooler Messages
[MSDN Library April 2000] WM_SPOOLERSTATUS (33.0128205128205%)
MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Windows GDI > Printing and Print Spooler > Printing and Print Spooler Reference > Printing and Print Spooler Messages