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 : 92,128 Date : 8-26-91 File Authentication: Check Method 1 - F096 Check Method 2 - 0F2E ============================================================================ File Name: INSTALL.EXE Size : 58,454 Date : 8-11-1991 File Authentication: Check Method 1 - C4D7 Check Method 2 - 0008