(Q51383186)
Statements
Tests of Rocky Mountain woods for telephone poles (English)
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Norman De Witt Betts
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Heim, A. L. (Arthur Lloyd),
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unknown value
U.S. Dept. of Agriculture
Washington, D.C.
1914
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Tests of Rocky Mountain woods for telephone poles (IA testsofrockymoun67bett).pdf
779 × 1,293, 32 pages; 2.6 MB
779 × 1,293, 32 pages; 2.6 MB
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