Object has 40 memory modules and 40 empty IC sockets. 128K on board title has been damaged, however, assembly part number matches that of other Alto II 128K Storage Module boards.
Date
1979 ca.
Manufacturer
Xerox PARC (Palo Alto Research Center)
Identifying Numbers
Other number
12 79
Silk screened on component side
Other number
216274B
Labeled as "PWB NO." This number is silk screened on component side