01098nam a2200229Ia 4500001000700000003000500007005001700012008004100029010001500070050002000085082001800105086001800123245007500141260004300216300004400259490004900303500034400352504004100696650003100737700005000768710005000818192570BIBL20160527192017.0921208s1993    dcuab    b   f000 0 eng    a 92044935 00aQE36b.S63 199300a550/.22/32200 aI 19.4/2:111100aSocietal value of geologic mapscby Richard L. Bernknopf ... [et al.].  a[Washington, D.C.]bU.S. G.P.O.c1993.  avi, 53 p.bcol. ill., col. mapsc28 cm. 0aU.S. Geological Survey circularv11112Local  a"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."  aIncludes bibliographical references. 0aGeological mapping.2Local10aBernknopf, Richard L.q(Richard Lewis)2Local20aNational Geologic Mapping Program U.S.2Local