Reports, 1949-1955, by the Forest Products Research Division of the Michigan College of Mining and Technology (now Michigan Technological University) in Houghton, Michigan. Includes "Forest Resources in the Copper Country: A Basis for Industrial Development" by Arlie W. Toole and "Second Growth Hardwood Thinning Study" prepared by Leland W. Hooker.

Record books, circa 1960-circa 1989, compiled by Michigan Technological University alumni Robert C. LaBelle. LaBelle worked in both the Upper and Lower Peninsulas of Michigan as a land surveyor, timber cruiser, timber buyer, log scaler and grader and logging engineer and this collection consists of his notebooks from his field work. Includes notations on types of wood, estimated board feet, land owners and disposition of the timber.