you can use Hutch s INCLUDE and LIB files to assemble the program with the exception of the Windows.inc.If you use the EWCalc.mak file you will have to change the pointers to the proper directories.
File list:
Calc.ico

Calc.txt
EWCalc.asm
EWCalc.exe
EWCalc.MAK
Readme.txt
RESOURCE.H
Resource.rc
Toolbar01.bmp

Toolbar02.bmp

Toolbar03.bmp

Toolbar04.bmp

Toolbar05.bmp

Win32API.INC