Speedee Add-A-Matic calculator

Speedee Add-A-Matic mechanical calculator
Manufacturer: Speedee
Original Price: $? - Original Date: c.1965


Photo of Add-A-Matic calculator


Sorry, but I no longer collect these items
and do not have further information.

Mind Machine Museum Home Page

Group Photo (approx. 50k in size) of 45 artifacts

List of artifacts in the 50k Group Photo


H. Layer Home Page made-with-Macintosh logo

Copyright © 1996, H.A.Layer, all rights reserved, updated 2001