Below are the chksums for the two .EXE files ,that accompied this compressed file. I used VALIDATE.COM from McAfee Associates to figure these out: File Name: MATHMAST.EXE Size : 92,556 Date : 6-30-1993 File Authentication: Check Method 1 - 20FF Check Method 2 - 0CEF ============================================================================ File Name: INSTALL.EXE Size : 58,678 Date : 6-30-1993 File Authentication: Check Method 1 - C358 Check Method 2 - 1A99