000053718 000__ 01248cam\a2200277\\\4500 000053718 001__ 53718 000053718 005__ 20210513015652.0 000053718 008__ 700330s1969\\\\dcua\\\\\b\\\f01000\engm\ 000053718 010__ $$a77-650223 000053718 035__ $$a(OCoLC)ocm00064295 000053718 035__ $$a53718 000053718 040__ $$aDLC$$cDLC$$dm.c.$$dIEP 000053718 043__ $$an-usp-- 000053718 049__ $$aISEA 000053718 0500_ $$aQE75$$b.P9 no. 669 000053718 0820_ $$a557.88/1 000053718 24504 $$aThe Colorado River Region and John Wesley Powell :$$ba collection of papers honoring Powell on the 100th anniversary of his exploration of the Colorado River, 1869-1969. 000053718 260__ $$aWashington :$$bU.S. Govt. Print. Off.,$$c1969. 000053718 300__ $$a145 p. :$$bill. ;$$c30 cm. 000053718 4901_ $$aUnited States. Geological Survey. Professional paper ;$$v669 000053718 504__ $$aIncludes bibliographies. 000053718 5050_ $$aA. John Wesley Powell: pioneer statesman of Federal science, by M. C. Rabbitt.--B. Stratified rocks of the Grand Canyon, by E. D. McKee.--C. Geologic history of the Colorado River, by C. B. Hunt.--D. The rapids and the pools--Grand Canyon, by L. B. Leopold. 000053718 60010 $$aPowell, John Wesley,$$d1834-1902. 000053718 650_0 $$aGeology$$zColorado River Valley (Colo.-Mexico) 000053718 7001_ $$aPowell, John Wesley,$$d1834-1902. 000053718 830_0 $$aGeological Survey professional paper ;$$v669. 000053718 85200 $$bgen$$hQE75$$i.P9$$ino.669 000053718 909CO $$ooai:library.usi.edu:53718$$pGLOBAL_SET 000053718 980__ $$aBIB 000053718 980__ $$aBOOK