| Inventory number: | |
| Brand: | Hewlett Packard |
| Model: | HP 42S |
| Serial number: | 3044S00554 |
| Production year: | 1990 |
| Display: | LCD |
| Functionality: | Scientific |
| Algebraic notation: | yes |
| RPN notation: | yes |
| Form factor: |
| Manuals: |
HP 42s manual |
| Inventory number: | |
| Brand: | Hewlett Packard |
| Model: | HP 42S |
| Serial number: | 3044S00554 |
| Production year: | 1990 |
| Display: | LCD |
| Functionality: | Scientific |
| Algebraic notation: | yes |
| RPN notation: | yes |
| Form factor: |
| Manuals: |
HP 42s manual |