Manuscripts
Red portion of Coconino-Kaibab sandstone rising above river
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Kaibab Mines - Coconino County
Manuscripts
The collection contains letters, documents, maps and reports related to the professional activities of mining engineer Harley A. Sill. There are reports on ores and mines and technical data, chiefly from California, Arizona, Nevada, Canada and Mexico. There are also some reports on mines in other parts of the United States and in South and Central America. There is also one small box containing bibliographical references related to mines and metallurgy (Box 15).
mssSill papers

Middle member of the Wingate sandstone just above river at mouth of the Escalante on Colorado River
Manuscripts
mssMarston papers V025/0185

[on photo reverse: "NW over Coconino Plateau, Grand Canyon and Kaibab Plateau"
Manuscripts
mssMarston papers V054/0070.01

Coconino below Kaibab and Toroweap. Salt Water Wash. Soap Creek Canyon in distance
Manuscripts
mssMarston papers V044/0148

