| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 576 |
 |
George H. Watson | Image | dha_cp | |
| 577 |
 |
George H. Watson | Image | dha_cp | |
| 578 |
 |
George H. Watson | Image | dha_cp | |
| 579 |
 |
George H. Watson | Image | dha_cp | |
| 580 |
 |
George H. Watson | Image | dha_cp | |
| 581 |
 |
George H. Watson | Image | dha_cp | |
| 582 |
 |
George H. Watson | Image | dha_cp | |
| 583 |
 |
George H. Watson | Image | dha_cp | |
| 584 |
 |
George H. Watson | Image | dha_cp | |
| 585 |
 |
George H.Watson | Image | dha_cp | |
| 586 |
 |
Gilsonite Mine | 1904; 1905; 1906; 1907; 1908; 1909; 1910; 1911; 1912; 1913; 1914; 1915; 1916; 1917; 1918; 1919; 1920; 1921; 1922; 1923; 1924; 1925; 1926; 1927; 1928; 1929; 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939 | Image | ucl_tp |
| 587 |
 |
Gilsonite Mining P.1 | Image | dha_cp | |
| 588 |
 |
Gilsonite Mining P.10 | Image | dha_cp | |
| 589 |
 |
Gilsonite Mining P.11 | Image | dha_cp | |
| 590 |
 |
Gilsonite Mining P.12 | Image | dha_cp | |
| 591 |
 |
Gilsonite Mining P.2 | Image | dha_cp | |
| 592 |
 |
Gilsonite Mining P.3 | Image | dha_cp | |
| 593 |
 |
Gilsonite Mining P.4 | Image | dha_cp | |
| 594 |
 |
Gilsonite Mining P.5 | Image | dha_cp | |
| 595 |
 |
Gilsonite Mining P.6 | Image | dha_cp | |
| 596 |
 |
Gilsonite Mining P.7 | Image | dha_cp | |
| 597 |
 |
Gilsonite Mining P.8 | Image | dha_cp | |
| 598 |
 |
Gilsonite Mining P.9 | Image | dha_cp | |
| 599 |
 |
Gold Mining P.1 | Image | dha_cp | |
| 600 |
 |
Gold Mining P.2 | Image | dha_cp |