00761cam a2200181I  4500040000800000082002600008100002700034245012400061260005200185300003100237490006500268650002300333650002500356700002100381942001000402999001700412952015000429  cCIN  a634 FOR 1952 C282 Or.1 aMason, David Townsend,10aForests for the future;bthe story of sustained yield as told in  the diaries and papers of David T. Mason, 1907-1950 /  aSt. Paul,bMinnesota Historical Society,c1952.  axi, 283 p.billus.c23 cm.0 aForest Products History Foundation series, publication no. 5 0aForest management. 0aForests and forestry1 aLoehr, Rodney C.  cAEDBB  c21459d21459  0010406634_000000000000000_FOR_1952_C282_OR70993438aLBCbLBCcC282d2023-06-16o634 FOR 1952 C282 Or.pa08524r2023-06-16w2023-06-16yAEDBB