. . . . . . "Interview with Myron E. Krueger and Richard A. Colgan : and related material"@en . . . "Oral histories"@en . . . . . . "Section 1, Myron E. Krueger: Forestry and Technology in Northern California, 1925-1965, covering technological developments in logging, private forestry in the redwoods, lumber code of the NRA, and Society of American Foresters accrediting committee. Section 2, Richard A. Colgan: Forestry in the California Pine Region, with discussion of work as company forester for Diamond Match Co.; the company's forest practices and fire prevention work; the California Forest Protective Association. Photographs inserted. Appended to each: copies of supporting documents."@en . . . . . . . . . . "California Forest Protective Association." . .