| Type | Title | Year | Publisher |
|---|---|---|---|
| FORTRAN soft. type-in | 🟩 15 Puzzle | 1968 | Spartan Books |
| BASIC soft. type-in | 🟩 15 Puzzle | 1968 | Spartan Books |
| FORTRAN soft. type-in | 🟩 34 Puzzle Checking Program | 1968 | Spartan Books |
| FORTRAN soft. type-in | 🟩 Binary Number Game | 1968 | Spartan Books |
| FORTRAN soft. type-in | 🟩 Counterfeit Coin Program | 1968 | Spartan Books |
| FORTRAN soft. type-in | 🟩 Pick-A-Number Game | 1968 | Spartan Books |
| FORTRAN soft. type-in | 🟩 Twenty One Program | 1968 | Spartan Books |