Slash resulting from a group cutting under the 40% light selection system in a small area of rough and limby ponderosa pine trees on the Malheur National Forest, Oregon.
Photo by: Ray M. Filloon Date: June 1937
Credit: National Archives and Records Administration RG# 95-GP. Records of the Forest Service. General Subject Files. USDA Forest Service Negative Number: 348244 NARA Image: 95-GP-1592-Box0346_005_001_AC