In July 2009, Dr. Paul Sanborn undertook the first soils field research at the Fort Selkirk volcanic field in central Yukon, with helicopter support and funding from the Yukon Geological Survey. This file consists of prints of aerial photographs that depict the area accessed for the study, upstream from the confluence of the Yukon River and the Pelly River.

Air photographs include:
Flight line A17210, Photo Nos. 54-60 (taken 1960)
Flight line A22354, Photo Nos. 43-45, 47-48 (taken 1971)
Flight line A27516, Photo Nos. 48-52 (taken 1989)

In July 2009, Dr. Paul Sanborn undertook the first soils field research at the Fort Selkirk volcanic field in central Yukon, with helicopter support and funding from the Yukon Geological Survey. This file includes digital photographs of the 2009 field work at the Ft. Selkirk site. Some of the digital photographs have been annotated as PDFs.

• Ft Selkirk 110114069.xls [particle size analysis data, CANTEST]
• S1090final.xlsx [chemical analysis data, Ministry of Forests & Range, Analytical Chemistry Laboratory]
• S1112final.xlsx [chemical analysis data, Ministry of Forests & Range, Analytical Chemistry Laboratory]
• Ft Selkirk 2009 soils data (updated Sept 15, 2010 and April 10, 2023).xls [consolidated lab data for all 2009 samples]