The relation of encased knots, knot holes, and intergrown knots in Douglas fir dimension stock
By: by Walter Wojcik.
Published: 1939
Language: eng
Number of pages: 43
Subjects: Wood -- Mechanical Properties.; Wood -- Defects.
Notes: Typescript.

Includes mounted photographs.

From the Oregon State College School of Forestry collection of senior forestry papers, 1910-1956.

Includes bibliographical references (leaf [41]).