Individual user manual on how to work each individual component of the Perfect Software Suite. Manuals included are for Perfect Calc, Perfect Writer\Speller, and Perfect Filer. The manuals were copyrighted in 1983.
2…
The Kensington Mouse-in-a-Box has ADB connections for new and old Macs. It also uses an optical technology for more precise tracking. It uses an easy plug-and-play with no software required and It has a symmetrical design for both right- and…
A mouse for a Windows OS system. The left button manipulates commands, while the right opens a drop-down menu of options, including copy or paste. The middle button becomes a directional operator, which scrolls the selected page up or down.