HP 59300-90002 Model 9830A Interface Bus Users Guide Manual.

HP 9825A Calculator String Variable Programming manual

Hewlett Packard HP 17BII Business Calculator Manual VERY CLEAN

HP-10BII Financial Calculator User's Guide - Edition 1

HP 11795-90004 Model 11795A Application PAC Opt 214 Software Reference Manual.

HP 11795-90015 Model 11795A Application PAC Opt 209 Software Reference Manual.

HP 11795-90002 Model 11795A Application PAC Opt 204 Software Reference Manual.

HP 11795-90003 Model 11795A Application PAC Opt 208 Software Reference Manual.