01207nam a2200265Ia 4500 192570 BIBL 20160527192017.0 921208s1993 dcuab b f000 0 eng 92044935 EVLG QE36 .S63 1993 550/.22/3 20 I 19.4/2:1111 550.22 S Societal value of geologic maps by Richard L. Bernknopf ... [et al.]. [Washington, D.C.] U.S. G.P.O. 1993. vi, 53 p. col. ill., col. maps 28 cm. U.S. Geological Survey circular 1111 Local 182288 "An economic analysis by the U.S. Geological Survey's National Geologic Mapping Program that describes (1) geologic maps and their use as a fundamental data base, (2) a rigorous benefit-cost model for valuing geologic map information, and (3) the economic issues associated with determining whether or not a geologic map is a public good." Includes bibliographical references. Geological mapping. Local 101952 Bernknopf, Richard L. (Richard Lewis) Local 60526 National Geologic Mapping Program U.S. Local 141301 145911 145911 0 0 0 550_223000000000000_S678 0 evl 162969 10 10 1 2016-05-27 282937 0 550.223 S678 80000001780983 2016-05-27 00:00:00 r:192570 z:NCC:D 6