| Name | Format | # Lines | Size | Date |
|---|---|---|---|---|
| find_edges_1 | Text File | 4 | 27b | 1989-04-13 |
| find_edges_2 | Text File | 5 | 74b | 1989-04-12 |
| find_edges_3 | Text File | 8 | 147b | 1989-04-12 |
| light_from_east | Text File | 4 | 27b | 1989-10-18 |
| light_from_north | Text File | 7 | 30b | 1989-04-14 |
| light_from_south | Text File | 7 | 30b | 1989-10-18 |
| light_from_west | Text File | 4 | 27b | 1989-04-13 |
| outline | Text File | 4 | 40b | 1989-07-11 |
| shadow | Text File | 4 | 27b | 1989-04-13 |
| sharpen_a_little | Text File | 4 | 27b | 1989-08-17 |
| smooth_a_little | Text File | 3 | 17b | 1989-04-13 |
| smooth_a_lot | Text File | 12 | 242b | 1989-04-13 |
| smooth_more | Text File | 8 | 140b | 1989-04-14 |
| streak | Text File | 3 | 23b | 1989-08-08 |
| woodcut_1 | Text File | 4 | 39b | 1989-11-21 |
| woodcut_2 | Text File | 6 | 105b | 1989-04-13 |
| woodcut_3 | Text File | 8 | 203b | 1989-04-13 |
| woodcut_4 | Text File | 14 | 689b | 1989-04-13 |