Title
Sigma 5/9
Catalog Number
102734295
Type
Document
Description
These folders include program descriptions of software designed for Sigma 5/9 (also commonly listed as 5-9) computers. Some of these programs were also applicable to the Xerox 550 and 560 computers.
Date
1971-1977
Publisher
Xerox Data Systems, Inc. (XDS); Xerox Corporation; Honeywell Information Systems, Inc.
Category
Program Description; Program Listing
Collection Title
Keith G. Calkins collection on Sigma systems
Series Title
Program descriptions
Credit
Gift of Keith Calkins
