Manuscripts
Harald W. C. Prommel on De Chelly Sandstone--oil saturated--near mouth of South Hatchie Canon. Nequoia Arch Reconnaissance; 3 weeks horseback
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Harald W. C. Prommel and Lu Chaffin; Nequoia Arch Survey. At Green River, Utah
Manuscripts
mssMarston papers V006/0001

Harald W. C. Prommel and Lu Chaffin. Nequoia Arch Survey at Green River, Utah
Manuscripts
mssMarston papers V166/0152
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Nequoia Arch
Manuscripts
Professional and personal papers of Otis R. Marston and his collection of the materials on the history of Colorado River and Green River regions.
mssMarston papers
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Part of Green River south of the Nequoia, by Prommel & Crum
Manuscripts
Professional and personal papers of Otis R. Marston and his collection of the materials on the history of Colorado River and Green River regions.
mssMarston papers
![Faun [sic] Chaffin, Mrs. Chaffin, Harald W. C. Prommel. Texas Oil Company camp near the Flat Tops, Green River Desert](/_next/image?url=https%3A%2F%2Frail.huntington.org%2FIIIF3%2FImage%2F22APN4IGCENL%2Ffull%2F%5E360%2C%2F0%2Fdefault.jpg&w=750&q=75)
Faun [sic] Chaffin, Mrs. Chaffin, Harald W. C. Prommel. Texas Oil Company camp near the Flat Tops, Green River Desert
Manuscripts
mssMarston papers V006/0004
