Keenan, F. J. Shear strength of Douglas-fir glued-laminated timber beams - Toronto University of Toronto. Department of Civil Engineering 1973 - <49 h.> ilus. - Publication n. 73-01 . Subjects--Topical Terms: MADERA DE CONSTRUCCIONMETODOS DE INVESTIGACIONUNIONESVIGAS Dewey Class. No.: MAD/0617 / MADERAS