Mines and mineral resources -- Colorado
Found in 5 Collections and/or Records:
R. E. Blair collection of Western oil and mining investment prospectuses
The collection consists of promotional material, including form letters, maps, reprints of newspaper articles, and publications, that describe oil and mining investment opportunities in various Western states, including Texas, Colorado, Arizona, Nevada, and New Mexico, during the time period of the Great Depression. The materials were sent to R. E. Blair as a prospective investor in oil and mining ventures.
Joshua E. Clayton papers
The collection consists primarily of Clayton's reports on mines and mining districts in California, Colorado, Montana, Nevada, and Utah. There are also a variety of papers, including correspondence, documenting mining in Montana, Nevada, and Utah.
A. H. Sasse papers
Business correspondence, circular letters, printed promotional materials, stock certificates, deeds, leases, receipts, ledgers, and plat maps documenting A. H. Sasse’s businesses and investments, circa 1907-1954.
John Waddell Collection of Mining Papers
George W. Wilbur family papers
The George W. Wilbur Family Papers consist of correspondence, case files, financial papers, notebooks, documents, writings, diaries, maps, photographs, and printed material which document the life of George W. Wilbur and his family.