| HP 9845 Series pack. |  Assay Model 41.9001 | 198? | Hewlett-Packard |
| HP-85 Option ROM | Assembler ROM Model 00085-15007 | 1980 | Hewlett-Packard |
| HP-86/87 Option ROM | Assembler ROM Model 00087-15007 | 1982 | Hewlett-Packard |
| HP-83/85 disk | Assembler Model 00085-15007 | 1980 | Hewlett-Packard |
| HP 9845 Series pack. | Assembly Area (ICOM) Loadmap Model 63.9517 | 198? | Hewlett-Packard |
| HP 9845B/C Option ROM | Assembly Development & Execution Model 09845-65525 | 198? | Hewlett-Packard |
| HP 9835A/B Option ROM | Assembly Execution | 198? | Hewlett-Packard |
| HP 9845B/C Option ROM | Assembly Execution Model 09845-65524 | 198? | Hewlett-Packard |
| HP 9835A/B Option ROM | Assembly Language Development & Execution | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Assembly Language Drivers for 6940B/6941B Multiprogrammers Model 65.9511 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Assembly Language Subprograms to Compute FFT/IFT Model 11.9509 | 198? | Hewlett-Packard |
| HP 9845 Series cass. | Assembly Programmer's Utility Model 09845-10260 | 197? | Hewlett-Packard |
| HP 9845 Series pack. | Assembly Programmers Utility Model 64.22001 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | ASSIGN (Solves Classical Assignment Problem) Model 21.9514 | 198? | Hewlett-Packard |
| HP-67 soft. | Astro 1 - Mean Obliquity of Ecliptic & GST | 197? | Hewlett-Packard |
| HP-67 soft. | Astro 2 - Moon Asc Node, Nutation, Vernal Pt | 197? | Hewlett-Packard |
| HP-67 soft. | Astro 3 - Local Siderial Time, Geocent Lat | 197? | Hewlett-Packard |
| HP 9845 Series cass. | Asynchronous Terminal Emulator Model 09845-10140 | 197? | Hewlett-Packard |
| HP 9845 Series pack. | Asynchronous Terminal Emulator Model 81.22001 | 198? | Hewlett-Packard |
| HP-67 soft. | Atmospheric Thermodynamics | 197? | Hewlett-Packard |
| HP-83/85 disk | Atomic Weight Model 500-0015 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Attenuator Calculation Model 11.9017 | 198? | Hewlett-Packard |
| HP-83/85 disk | Audible Beep Control Model 900-0014 | 198? | Hewlett-Packard |
| HP-83/85 disk | Audio-Visual Synchronizer Model 900-0032 | 198? | Hewlett-Packard |
| HP 2100 Series punched tape | AUTO CORRELATION FOURIER ANALYSIS Model 22124-80001 | 197? | Hewlett-Packard |
| HP 9845 Series pack. | Automatic Computation of AXES Statement and SCALE Parameters Model 64.9501 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Automatic Grid Model 64.9519 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Automatic Plot of a Conversion Scale Model 64.9003 | 198? | Hewlett-Packard |
| HP 2100 Series punched tape | AUTOMATIC TABBING PROGRAM Model 22064A | 197? | Hewlett-Packard |
| HP-41C soft. | Automobile Trip Computer | 197? | Hewlett-Packard |
| HP 9845 Series pack. | Autostart/Automatic Mass Storage Menu for 9845B/C Model 65.9519 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Autostart/lmplementation Library Model 65.9524 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Autostart/Softkey File Selection Menue for 9845C Model 65.9512 | 198? | Hewlett-Packard |
| HP-83/85 disk | Average Age of Letters Model 000-0009 | 198? | Hewlett-Packard |
| HP-83/85 disk | Averaging Coefficients of Correlation Model 300-0037 | 198? | Hewlett-Packard |
| HP-83/85 disk | Avogadro's Number Model 500-0017 | 198? | Hewlett-Packard |
| HP-41C soft. | Azimuth Pattern of Cylindrical Array | 197? | Hewlett-Packard |
| HP-41C soft. | Back Vertex Power of PMMA Contact Lens | 197? | Hewlett-Packard |
| HP-67 soft. | Ballistic Missile Range | 197? | Hewlett-Packard |
| HP-67 soft. | Ballistic Trajectory | 197? | Hewlett-Packard |
