00700nam a2200181Ia 4500 133212 BIBL 20160527192439.0 931027|1949||||miua ||b ||||1||eng|d Wadsworth, Frank Harold Local 186593 The development of the forest land resources of the Luquillo Mountains Puerto Rico Frank H. Wadsworth. Ann Arbor, Mich. University of Michigan 1949. xiii, 481 p. ill. Typescript (photocopy) Ann Arbor, Mich.; University Microfilm International. Thesis (PhD.) -- University of Michigan, 1949. Bibliography : p. [464]-481. Puerto Rico Local 155382 112559 112559 0 0 0 634_900000000000000_W124D 0 ci 176685 10 10 71 2016-05-27 202274 0 634.9 W124d 80000001589434 2016-05-27 00:00:00 r:133212 z:NCC:D 6