1. Silver in veins of hypogene manganese oxides Author/Creator: Hewett, D. F. 1881-1971. (Donnel Foster) Publication/Creation: Washington : [U.S. Geological Survey], 1968 Resource Type: Book Access & Availability: Loading
2. Geology and mineral resources of the Ivanpah quadrangle, California and Nevada Author/Creator: Hewett, D. F. 1881-1971. (Donnel Foster) Publication/Creation: Washington : U.S. Govt. Print. Off, 1956 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 275-279. Access & Availability: Loading
3. The Warm springs of Georgia, their geologic relations and origin : a summary report Author/Creator: Hewett, D. F. 1881-1971. (Donnel Foster) Publication/Creation: Washington : U.S. Govt. Print. Off, 1937 Resource Type: Book Access & Availability: Loading
4. Mineral resources of the region around Boulder dam, Author/Creator: Hewett, D. F. 1881-1971. (Donnel Foster) Publication/Creation: Washington : U.S. Govt. Print. Off, 1936 Resource Type: Book Is Part Of: U.S. Geological Survey bulletin, no. 869-871. Access & Availability: Loading
5. Geology and ore deposits of the Goodsprings quadrangle, Nevada Author/Creator: Hewett, D. F. 1881-1971. (Donnel Foster) Publication/Creation: Washington : U.S. Gov't. Print. Off, 1931 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 161-164. Access & Availability: Loading
6. A manganese deposit of pleistocene age in Bannock County, Idaho Author/Creator: Hewett, D. F. 1881-1971. (Donnel Foster) Publication/Creation: Washington : U.S. Govt. Print. Off, 1928 Resource Type: Book Is Part Of: Bound with: QE75 .B9 NO.795 ; Manganese-bearing deposits near Lake Crescent and Humptulips, Washington, Access & Availability: Loading
7. Geology and oil and coal resources of the Oregon Basin, Meeteetse and Grass Creek Basin Quadrangles, Wyoming Author/Creator: Hewett, D. F. 1881-1971. (Donnel Foster) Publication/Creation: Washington : Govt. Print. Off, 1926 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 145-148. Access & Availability: Loading
8. Deposits of magnesia alum near Fallon, Nevada, Author/Creator: Hewett, D. F. 1881-1971. (Donnel Foster) Publication/Creation: Washington : Govt. Print. Off, 1924 Resource Type: Book Is Part Of: U.S. Geological Survey bulletin, no. 750-751. Access & Availability: Loading
9. Manganese deposits near Bromide, Oklahoma Author/Creator: Hewett, D. F. 1881-1971. (Donnel Foster) Publication/Creation: Washington : Govt. Print. Off, 1921 Resource Type: Book Is Part Of: Bound with: QE75 .B9 NO.725 ; Chromite in the Klamath Mountains, California and Oregon / Access & Availability: Loading
10. Possibilities for manganese ore on certain undeveloped tracts in Shenandoah Valley, Virginia Author/Creator: Hewett, D. F. 1881-1971. (Donnel Foster) Publication/Creation: Washington : Govt. Print. Off, 1918 Resource Type: Book Is Part Of: Bound with: QE75 .B9 NO.660 ; Notes on the geology and iron ores of the Cuyuna district, Minnesota, Access & Availability: Loading