Use of aerial photographs in estimating forest drain
By: C. Allen Bickford
Series: Station paper / Northeastern Forest Experiment Station -- no. 59; Station paper (Northeastern Forest Experiment Station (Radnor, Pa.)) -- no. 59.
Publisher: Northeastern Forest Experiment Station
Published: 1953
Place of publication: Upper Darby, Pa
Language: eng
Number of pages: 10
Subjects: Forest draingage; Aerial photography in forestry
Notes: Cover title.