This is a list of 63 basic .DLL files, in the 123/W main directory, and their corresponding basic functions. If you do not use the Solver or Backsolver, you can save about 660K of disk space by deleting the L1TBSOLV.*, L1TSOLV.*, and L1TSOLV1.* files. File Name Extension Filesize Function of File CP20 DLL 3328 Code Page Driver CP32 DLL 3328 Code Page Driver CP437 DLL 3328 Code Page Driver CP850 DLL 2691 Code Page Driver CP860 DLL 3328 Code Page Driver CP863 DLL 3328 Code Page Driver CP865 DLL 3328 Code Page Driver IVCW DLL 17650 n/a L1ACFTXT DLL 6614 Text Parser For Clipboard L1AEXCEL DLL 82622 Addin Driver For Excel Conversions L1AGCR DLL 2998 GCR Renderer/Parser for Clipboard L1AMETA DLL 4146 Metafile and Bitmap Renderer/Parser For Clipboard L1ARTF DLL 13180 Rich Text Format Parser for Clipboard L1AWK1 DLL 2986 Wk1 Renderer/Parser For Clipboard L1AWK3 DLL 2986 Wk3 Renderer/Parser For Clipboard L1W3FP DLL 13506 Windows Floating Point Driver L1WCAF DLL 6543 Windows Country Driver L1WCAL DLL 6543 Windows Country Driver L1WDEF DLL 6543 Windows Country Driver L1WDEL DLL 6543 Windows Country Driver L1WDISP DLL 11330 Windows Display Driver L1WEM DLL 9779 1-2-3/W Event Manager Driver L1WENV DLL 818176 Windows Environment driver L1WESF DLL 6543 Windows Country Driver L1WESL DLL 6543 Windows Country Driver L1WFRF DLL 6543 Windows Country Driver L1WFRL DLL 6543 Windows Country Driver L1WG2F DLL 6543 Windows Country Driver L1WG2L DLL 6543 Windows Country Driver L1WG3F DLL 6543 Windows Country Driver L1WG3L DLL 6543 Windows Country Driver L1WGAB DLL 30629 Windows Replaceable GAB L1WGBF DLL 6543 Windows Country Driver L1WGBL DLL 6543 Windows Country Driver L1WHFP DLL 8780 Windows Floating Point Driver L1WITF DLL 6543 Windows Country Driver L1WITL DLL 6543 Windows Country Driver L1WKBD DLL 4472 Windows Keyboard Driver L1WLCI DLL 130114 1-2-3/W LCI library L1WLPX DLL 38592 1-2-3/W Release 3.1 Compatibility Library L1WMAIL DLL 15360 1-2-3/W imail L1WNET DLL 6722 Windows Network Driver L1WNLF DLL 6543 Windows Country Driver L1WNLL DLL 6543 Windows Country Driver L1WNOCI DLL 20992 1-2-3/W Icon Macros L1WNOF DLL 6543 Windows Country Driver L1WNOL DLL 6543 Windows Country Driver L1WPTF DLL 6543 Windows Country Driver L1WPTL DLL 6543 Windows Country Driver L1WRT DLL 36576 Runtime Driver L1WSEF DLL 6543 Windows Country Driver L1WSEL DLL 6543 Windows Country Driver L1WSFP DLL 13345 Windows Floating Point Driver L1WUSA DLL 5839 Windows Country Driver L1WUSF DLL 6543 Windows Country Driver L1WUSL DLL 6543 Windows Country Driver LMBSRVW DLL 9280 Windows LMBCS Services Driver LTSICN01 DLL 26768 Ami Icon Manager WINGLUE DLL 2966 WINGLUE WYSIWYG DLL 329728 WYSIWYG Driver for Windows L1TBSOLV DLL 48640 Addin Driver for Backsolver L1TSOLV DLL 20480 Driver for Solver L1TSOLV1 DLL 593920 Driver for Solver