Binoculars with mil scale as a training aid for estimating form class
By: by H.W. Camp, Jr., and C.A. Bickford
Series: Station paper / Northeastern Forest Experiment Station -- no. 32; Station paper (Northeastern Forest Experiment Station (Radnor, Pa.)) -- no. ; -- no. 32.
Publisher: Northeastern Forest Experiment Station
Published: 1949
Place of publication: Upper Darby, Pa
Language: eng
Number of pages: 11
Subjects: Binoculars; Forest surveys
Notes: "December 1949."

Cover title.