Relationship between modulus of elasticity, modulus of rupture, and selected physical characteristics of eastern spruce structural lumber. Part I, Analysis of stress grading systems for eastern spruce structural lumber - Shottafer, James E.; Baker, Gregory (Orono : Maine Agricultural Experiment Station, 1969)
Cover title.
Bibliography: p. 24.
Mode of access: Internet.
Keywords: Lumber -- Testing; Strength of materials