01294nam a2200313Ia 4500 217743 BIBL 20160527200007.0 970722s1998 dcuab b f000 0 eng 97034036 0607880686 (pbk.) DLC DLC DLC n-us-mi GB1025.M5 W47 1998 551.49/09774 21 I 19.16:1418 Westjohn, D. B. (David B.) Local 188450 Hydrogeologic framework of the Michigan basin regional aquifer system by D.B. Westjohn and T.L. Weaver. Washington, DC U.S. G.P.O. Denver, CO For sale by U.S. Geological Survey, Information Services 1998. vi, 47 p. ill., maps 28 cm. Regional aquifer-system analysis--Michigan Basin aquifer system Local 157875 U.S. Geological Survey professional paper 1418 Local 182296 Includes bibliographical references (p. 44-47). Hydrogeology Michigan Basin (Mich. and Ont.) Local 113600 Aquifers Michigan. Local 53771 Aquifers Michigan Basin (Mich. and Ont.) Local 53771 Hydrogeology Michigan. Local 113600 Weaver, T. L. (Thomas Lynn) 1954- Local 187668 163061 163061 0 0 0 551_490977400000000_W529H 0 evl 289114 10 10 1 2016-05-27 312307 0 551.4909774 W529h 80000002029836 2016-05-27 00:00:00 r:217743 z:NCC:D 6