HP 19BII FINANCIAL CALCULATOR MANUAL
HP Calculator Emulators for the PC - hpcalc - HP48
Explains how to dump the ROM images from HP Pioneer series calculators (17B, 17BII, 19BII, 27S, 28S, 32SII, 42S) using an HP 48 calculator, in order to emulate the calculators. By Jose Mesquita (jebem).
HP-41C - Wikipedia
The HP-41C series are programmable, expandable, continuous memory handheld RPN calculators made by Hewlett-Packard from 1979 to 1990. The original model, HP-41C, was the first of its kind to offer alphanumeric display capabilities. Later came the HP-41CV and HP
HP 48 series - Wikipedia
The HP 48 is a series of graphing calculators using Reverse Polish Notation (RPN) and the RPL programming language, designed and produced by Hewlett-Packard from 1990 until 2003. The series includes the HP 48S, HP 48SX, HP 48G, HP 48GX, and HP 48G+, the G models being expanded and improved versions of the S models models with an X suffix are expandable via special RAM