Sigma 7 floating point simulation package; Sigma 7 decimal instruction simulation package;Sigma 7 byte-string operator simulation package; Sigma 7 convert instruction simulation package
Xerox Data Systems, Inc. (XDS)
There are 4 listings in this folder. They are numbered sequentially from "3" to "6" in red ink in the upper right corner of the 1st page.
Sigma 5 Computer System
Courtesy of Carnegie Mellon University