| HP 9845 Series pack. |  Loan Amortization Model 53.9006 | 198? | Hewlett-Packard |
| HP-83/85 disk | LORAN-C Position Determination Model 900-0002 | 198? | Hewlett-Packard |
| HP-83/85 disk | Low Pass Filter Design Model 100-0005 | 198? | Hewlett-Packard |
| HP-83/85 disk | M/M/1 Queueing System Model 000-0047/48 | 198? | Hewlett-Packard |
| HP-83/85 disk | Magnetic Field Picture Model 500-0021 | 198? | Hewlett-Packard |
| HP-83/85 disk | Make-Buy Decision Analysis Model 000-0033 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Malaria Eradication Program Model 41.9002 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Map Scale Plotter Model 14.9501 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Mapping Program Using Digitizer Model 62.9513 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Mapping Program Model 62.9002 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | MASCAT - Master Catalog Program Model 72.9524 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | MASCOP Model 63.9006 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Masked Three Dimensional Plot Program with Rotations Model 64.9006 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Mass Copy Program Model 63.9504 | 198? | Hewlett-Packard |
| HP 9835A/B Option ROM | Mass Storage | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Mass Storage Backup Routine Model 63.9503 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Mass Storage Duplication Program Model 65.9526 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Mass Storage Reader for Point Plotter Utility Program Model 64.9511 | 198? | Hewlett-Packard |
| HP 9845B/C Option ROM | Mass Storage Model 09845-65516 | 198? | Hewlett-Packard |
| HP 9845A Option ROM | Mass Storage Model 09845-65531 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Master Grapher Model 53.9501 | 198? | Hewlett-Packard |
| HP-83/85 disk | Math Pac - French Model 00085-131 | 198? | Hewlett-Packard |
| HP-83/85 disk | Math Pac - German Model 00085-130 | 198? | Hewlett-Packard |
| HP-83/85 disk | Math Pac - Spanish Model 00085-133 | 198? | Hewlett-Packard |
| HP-83/85 disk | MATHBI - Mathematical Functions Model 900-0012 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Matrix Contour Plots Model 64.9516 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Matrix Move Assembly Routine Model 65.9527 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Maximum Flow in a Capacitated Network (Ford & Fulkerson Technique) Model 12.9001 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | MC6800/MC6802 Cross Assembler Model 65.9504 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Mean, Standard Deviation, Coefficient Variation and Uncertainties Model 22.9515 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | MEMO - Text Writer for 9831/9845 Model 72.9522 | 198? | Hewlett-Packard |
| HP-150 soft. | MemoMaker | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Merge Model 63.9511 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Metal Fits and Tolerances Model 12.9501 | 198? | Hewlett-Packard |
| HP-83/85 disk | Microwave Parameter Conversion Model 100-0011 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Microwave Parameter Conversion Model 11.9003 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Microwave System Reliability Model 11.9502 | 198? | Hewlett-Packard |
| HP-83/85 disk | MINDOC - A Word Processor Model 900-0027 | 198? | Hewlett-Packard |
| HP-83/85 disk | Mixer Surious Response Model 100-0010 | 198? | Hewlett-Packard |
| HP-83/85 disk | Modal Analysis for Statically Coupled Linear Oscillators Model 100-0038 | 198? | Hewlett-Packard |
