| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 1 |
 |
University of Utah P.8 | 1900-01 | Image | dha_cp |
| 2 |
 |
Ontario Mines-Equipment & Machinery P.1 | 1900-01 | Image | dha_cp |
| 3 |
 |
R.C. Chambers in Ontario office | 1900-01 | Image | pc_hsm |
| 4 |
 |
Robert C. Chambers | 1900-01 | Image | dha_cp |