4 treff

Dimension yields from alder lumber
by David R. Schumann
Bok Engelsk 1972
Dimension yields from black walnut lumber
by David R. Schumann
Bok Engelsk 1971
Effect of Tension Wood on Hard Maple used for Manufactured Parts
By David R. Schumann, Maxon Y. Pillow
Bok Engelsk 1969
Yields of random-width dimension from 4/4 hard maple lumber
by David R. Schumann and George H. Engler...
Bok Engelsk 1968