Widmar, R. J. A.
Archival Resources
| Role | Title | Holding Repository | |
|---|---|---|---|
| creatorOf | Widmar, R. J. A. Report on the Silver King - Fugitive lodes, Last Chance and Dry places [sic] ; situate on Nigger Hill, near Breckenridge, Colo. / R.J.A. Widmar. | Colorado School of Mines, Arthur Lakes Library | |
| creatorOf | Widmar, R. J. A. Report on the Breckenridge gold belt, Summit County : for the year 1901. | Colorado School of Mines, Arthur Lakes Library |
Bibliographic and Digital Archival Resources
| Role | Title | Holding Repository |
|---|
Filters:
| Relation | Name | |
|---|---|---|
| associatedWith | Wolf, Albert G. | person |
| Place Name | Admin Code | Country | |
|---|---|---|---|
| Colorado--Summit County |
| Subject |
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| Assaying |
| Geology |
| Mines and mineral resources |
| Ores |
| Placer mining |
| Veins (Geology) |
| Occupation |
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| Activity |
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