Tests of large timber columns and presentation of the Forest Products Laboratory column formula - Newlin, J. A. (John A.), 1872-1943.; Gahagan, J. M. (John Martin), 1872- (Washington : U.S. Dept of Agriculture, 1930)
Cover title.
"Contribution from Forest Service."
Literature cited: p. 43.
Keywords: Columns, Wooden; Wood -- Testing