Just for fun, here are some on-line copies of vintage HP computer /calculator software and documents.

 


Early Hewlett-Packard Software …

 

Date Notes
1976-APL APL Programming language brochure (1976)

Early Hewlett-Packard Calculators …

 

Date Notes
HP 48S 48SX HP 48S / 48SX calculator brochure (1991)