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This is issue 10: Determining the Volume of Chip Piles Using Small-Camera, Vertical Aerial Photography
Forests and Forestry--Montana
University of Montana (Missoula, Mont. : 1965-1994). School of Forestry. Montana Forest and Conservation Experiment Station
University of Montana--Missoula. Mansfield Library. Archives and Special Collections
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University of Montana--Missoula. Mansfield Library
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Beall, Robert C.; Gastineau, Orval W.; and Bortz, Joseph D., "Research Note, January 1972" (1972). Montana Forestry Notes and Research Note, 1964-1992. 10.