Hewlett Packard HP-35s Scientific Calculator w/Padded Slip Case WORKS GREAT!

HP 35s Scientific Calculator with Case and Manuals

HP 35s Scientific Calculator RPN Engineering Calculator (AS-IS)

Vintage Hewlett Packard HP-35 Scientific Calculator with AC Adapter READ

Hewlett Packard HP 35s Programmable Scientific Calculator w/Quick Start Guide

Vintage HP 35 Black Handheld Retro Electronic Portable Scientific Calculator

HP-71B Calculator Metal Environmental Case Oregon Digital

HP 42S RPN Scientific Calculator with a Case