The MathPad 2.6.5 distribution file contains the application, documentation, examples and several XFuns for adding optional features.
[MathPad_265.sit] (548K) UNH site
[MathPad_265.zip] (616K) UNH site
MathPad 2.6 is mainly intended for OS-X powerPC but it will run on System 8.6 or better with Carbonlib.
The .sit archive and .zip archive contain the same files. The .zip archive may not expand properly on older systems so OS-9 users should download the .sit archive.