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Substitute materials. Timber connectors. A lookout tower in the Shawnee National Forest in Illinois. This 100-foot tower is constructed of wood, made possible by the use of timber connectors
Public domain

Substitute materials. Timber connectors. A lookout tower in the Shawnee National Forest in Illinois. This 100-foot tower is constructed of wood, made possible by the use of timber connectors

Smith, Roger, Freeman, Albert, Perlitch, William · 1942-01-01 · photo, print, drawing

From the collection of Library of Congress. Free to download, adapt and use — no permission needed.

Subjects
shawnee national forestnitrate negativesunited statesillinoispope county
Credit lineSubstitute materials. Timber connectors. A lookout tower in the Shawnee National Forest in Illinois. This 100-foot tower is constructed of wood, made possible by the use of timber connectors. 1942-01-01. Smith, Roger, Freeman, Albert, Perlitch, William. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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