@article{120569, recid = {120569}, title = {Geological Survey research 1969 : chapter A.}, publisher = {U.S. Govt. Print. Off.,}, address = {Washington [D.C.] :}, pages = {vii, 425 p. :}, year = {1969}, note = {"Significant results of investigations for fiscal year 1969, accompanied by short papers in the fields of geology, hydrology, and related sciences."}, url = {http://library.usi.edu/record/120569}, }