Club, St.Louis, Mch.
17, 1908.
-- --: Abstract of report on the present status of timber tests in the Forest Service, United States Department of Agriculture.
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10.
-- -- and TURNER, W.P.: The Purdue University impact machine.
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VI, 1906, pp.

462-475.
HAUPT, HERMAN: formulae for the strain upon timber.

Center of gravity of an ungula and semi-cylinder.