00486pamaa2200169 4500 0000037764 20060620090000.0 0070171955 622.15 DOB 1976 TN269 DOB 1976 DOBRIN Introduction to geophysical prospecting Milton B. Dobrin and Carl H. Savit. 3rd ed. New York: McGraw Hill, 1976. vi, 630p.: 24cm. Prospecting -- Geophysical methods Savit, Carl H.