[MSDN Library June 1998] Horizontal Strip Running Across the Screen (22.8456221198157%)

MSDN Library Visual Studio 6.0 > Knowledge Base > Windows 95.x Retail Product

[MSDN Library June 1998] Horizontal Mouse Position in CGA and MCGA Modes (19.0821812596006%)

MSDN Library Visual Studio 6.0 > Knowledge Base > Microsoft Mouse Products