01086cam a22003251a 4500 gs 63000213 DLC 20260227111412.0 751104s1963 dcuab b 001 0 eng gs 63000213 (OCoLC)1804363 DLC FJ DNAL OCoLC FO DLC premarc QE75 .B9 no. 118 407 G29B no.1118 X400 Espenshade, Gilbert H. (Gilbert Howry), 1912- Geology of phosphate deposits of northern peninsular Florida / by Gilbert H. Espenshade and Charles W. Spencer. Washington, [D.C.] : U.S. G.P.O., 1963. v, 115 p. : ill., maps (some col.) ; 24 cm. Geological Survey bulletin ; 1118 Thirteen folded leaves in pocket. Bibliography: p. 56-58. Includes index. Geology Florida. Phosphates Florida. Borings Florida. Mines and mineral resources Florida. Spencer, Charles W., 1930- 29712 29712