| HP 9845 Series pack. |  Model 9030 System Exerciser Model 52.22004 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Modified Simpson's Rule Integration Model 21.9503 | 198? | Hewlett-Packard |
| HP-83/85 disk | Mohr's Circle Model 100-0025 | 198? | Hewlett-Packard |
| HP-83/85 disk | Molecular Weight Determination Model 500-0026 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Monte Carlo Simulation Utilities Model 42.22007 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Monthly Fuel Summary Model 72.9526 | 198? | Hewlett-Packard |
| HP-83/85 disk | Moon & Stick People Model 900-0026 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Morphometry (Closed Figures) Model 62.9006 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Morse Code Simulator Model 72.9015 | 198? | Hewlett-Packard |
| HP-83/85 disk | Morse Code Trainer Model 800-0033 | 198? | Hewlett-Packard |
| HP-83/85 disk | Mortgage Analysis Ver. 1.0 Model 000-0060 | 198? | Hewlett-Packard |
| HP-83/85 disk | Mortgage Analysis Model 000-0035 | 198? | Hewlett-Packard |
| HP-83/85 disk | Mortgage Plan Comparison Model 000-0040 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | MSF (Mass Storage Facility) Model 63.9512 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Multi-Channel Temperature Logger (Type F Thermocouples) Model 32.9006 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Multi-Parameter Plotting and Data Storage for Chromatography Model 43.9501 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Multi-Server Queueing for Data Communication Systems Model 61.9001 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Multi-Server Queueing System Model 22.9007 | 198? | Hewlett-Packard |
| HP-83/85 disk | MULTIP - Marking Multiple-Choice Text/Exam Papers Model 900-0033 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Multiple Curve XY Data Plots for Journal Articles Model 64.9518 | 198? | Hewlett-Packard |
| HP-83/85 disk | Multiple Regression/Correlation Model 300-0025 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Multisegment Transmission Line Simulator Model 11.9508 | 198? | Hewlett-Packard |
| HP-83/85 disk | Natural Selection Experiment Model 600-0001 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Network Flow Determination (MAX/MIN) Model 52.9005 | 198? | Hewlett-Packard |
| HP-83/85 disk | Network Flow Determination Model 000-0054 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | New Characters (including most Greek characters) Model 65.9005 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | New Graphic Character Generator Model 72.9013 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Nonlinear Regression Model 22.9520 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Nonlinear Regression Model 42.22006 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Normal Distribution Model 22.9510 | 198? | Hewlett-Packard |
| HP-83/85 disk | Notes Model 000-0006 | 198? | Hewlett-Packard |
| HP-83/85 disk | Nuclear Decay Model 500-0018 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Number Base Conversion (2,36) Model 21.9506 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Numerical Analysis Library, Vol. 1 Model 41.22001 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Numerical Optimization Utilizing Pattern Searching Model 21.9516 | 198? | Hewlett-Packard |
| HP-83/85 disk | Odd Days Interest Model 000-0008 | 198? | Hewlett-Packard |
| HP-83/85 disk | One-Way ANOVA - Unequal Variances Model 300-0036 | 198? | Hewlett-Packard |
| HP-83/85 disk | One-Way Anova Using Summary Statistics Model 300-0031 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | One-Way AOV Using Mean and Standard Deviation Input Model 22.9003 | 198? | Hewlett-Packard |
| HP 9845 Series pack. | Operator-Proof Input Routine Model 65.9004 | 198? | Hewlett-Packard |
