PUCPR Search for 'copydate:"1969 [c1941]"'

Conservation of renewable natural resources some fundamental aspects of the problem

Port Washington Kennikat Press 1941 .
vi, 200 p. 25 cm..

By Ellis, Elmer.
Hamden, Conn.] Archon Books 1941 .
x, 310, vii p. 22 cm..
0208007342

By Quinn, Arthur Hobson.
New York Cooper Square 1941 .
xvi, 804 p. 24 cm..
0815403135

Port Washington, N.Y. Kennikat Press 1941 .
v, 183 p. , 920706