Locating lumber defects by ultrasonics
By: [by Kent A. McDonald, Roger G. Cox, and Erwin H. Bulgrin]
Contributors: Cox, Roger G., joint author.; Bulgrin, Erwin H., joint author.
Series: U.S.D.A. Forest Service research paper FPL ;; 120
Publisher: U.S. Forest Products Laboratory
Published: 1969
Place of publication: Madison, Wis
Language: eng
Number of pages: 12
Subjects: Lumber -- Inspection.; Ultrasonic testing.
Notes: Bibliography: p. 11.
Cover title.