Power Plan spreadsheet software for the Commodore 64 by Abacus. Rare. Sealed.

XPER Knowledge Base Management System for Microcomputers abacus software

Brick´R´Knowledge ALL-BRICK-0397 124343 DIY Set Kit per esperimenti

Spirent Abacus 5000 AB3-3150 13-slot rack-mountable chassis used

ALL-BRICK-0464 ALLNET 131237 Brick?R?knowledge Gold ~D~

ALL-BRICK-0057 ALLNET 113684 Brick?R?knowledge Mehrfarbig ~D~

2 Sealed GeoSafari Knowledge Pad Math PC CDs (See Pics for specific topics)

ALL-BRICK-0310 ALLNET 120473 Brick?R?knowledge Mehrfarbig ~D~