| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 1 |
 | "Percentograph" | 1921-02-26 | Image | dha_scp |
| 2 |
 | "Percentograph" | 1921 | Image | dha_scp |
| 3 |
 | 100329 | Text | dha_uhbr | |
| 4 |
 | 101536 | Text | dha_uhbr | |
| 5 |
 | 101549 | Text | dha_uhbr | |
| 6 |
 | 101740 | Text | dha_uhbr | |
| 7 |
 | 102333 | Text | dha_uhbr | |
| 8 |
 | 103921 | Text | dha_uhbr | |
| 9 |
 | 105486 | Text | dha_uhbr | |
| 10 |
 | 105599 | Text | dha_uhbr | |
| 11 |
 | 106006 | Text | dha_uhbr | |
| 12 |
 | 108909 | Text | dha_uhbr | |
| 13 |
 | 109393 | Text | dha_uhbr | |
| 14 |
 | 111336 | Text | dha_uhbr | |
| 15 |
| 112017 | Text | dha_uhbr | |
| 16 |
 | 112287 | Text | dha_uhbr | |
| 17 |
 | 112523 | Text | dha_uhbr | |
| 18 |
 | 113502 | Text | dha_uhbr | |
| 19 |
 | 113512 | Text | dha_uhbr | |
| 20 |
 | 123750 | Text | dha_uhbr | |
| 21 |
| 123953 | Text | dha_uhbr | |
| 22 |
 | 136517 | Text | dha_uhbr | |
| 23 |
 | 136523 | Text | dha_uhbr | |
| 24 |
 | 136554 | Text | dha_uhbr | |
| 25 |
 | 136564 | Text | dha_uhbr |