650 GEOLOGY AND TOPOGRAPHY OF THE LEAD REGION. 



sunk from any point on tlie surface, to reach any particular stratum. 

 All these things, and many others of like nature are most readily 

 shown by sections, and these sections cannot be made without eleva- 

 tions. 



For particular elevations of streams, roads, hills, sedtion lines, 

 mining grounds, strata, outcrops, etc., reference is made to the maps 

 accompanying this report. From them a few are selected, of general 

 importance, as being well known localities: 



Elevations 



ABOVE 



Locality. i ' > 



The Lake 



Sea. Mich. 



Wyalusing 611 33 



Glen Haven, P. 606 28 



Cassville 608 30 



Nortk Andover 838 260 



Bloomington 905 327 



Patch Grove 1060 498 



Mount Hope 1076 498 



Little Grant 828 250 



Beetown 762 184 



Potosi 782 204 



British HoUow 865 287 



RookviUe 926 348- 



Hurricane Grove 941 363 



Lancaster, court house .... 1080 502 



Mount Ida 1168 590 



Homer P. 978 400 



Fennimore 1168 590 



Liberty Ridge 1144 566 



Annaton 849 271 



EHenboro- 689 111 



Bickeyville 934 356 



Jamestown, P. 912 334 



Fan-play, P. 798 220 



Sinsinawa Academy 926 348 



Hazel Green 938 360 



St. Rose 994 416 



Big Patch 817 239 



Platteville, P. 835 257 



Washburn 841 263 



New Cahfornia 989 411 



Montfort 1093 515 



Castle Rook 847 269 



Highland, P. 1161 583 



Cross Plams (Iowa Co.) 1198 620 



Mifflin...' 868 290 



West Platte Mound 1272 694 



Behnont 828 250 



Elk Grove 898 320 



Meeker Grove 835 257 



Elevations 



ABOVE 



LOCALITT. I ' \ 



The Lake 



Sea. Mich. 



Benton 878 300 



New Diggings 792 214 



White Oak Springs 928 350 



ShuUsburg, scnool house . . 1018 440 



Lmden 1078 600 



Union Mills 798 220 



Kings Mnis 723 145 



Dodge viile, court house . . . 1109 631 



Mineral Point, depot 935 367 



Calamine, depot 812 234 



Darlington, depot 802 224 



Gratiot, depot 783 205 



Fayette 1058 475 



AdamsviUe 878 800 



West Blue Mound 1729 1151 



BlanohardviUe 758 180 



Wiota 996 418 



Martin 865 287 



Cadiz 859 281 



Argyle 808 230 



Jordan 858 280 



WiUett 888 310 



Farmers Grove 1118 540 



Bem 1078 500 



Perry 10.38 460 



New Glarus, P. 968 390 



Monticello 858 280 



Monroe, courthouse 1018 440 



Clarno 935 857 



Twin Grove 988 410 



Juda 821 243 



Sylvester 865 287 



Dayton 818 240 



Brooklyn 978 400 



Attica, P. 828 250 



Albany 818 240 



Brodliead 798 220 



Oakley 918 840 



The following elevations of stations have been furnished by the 

 Chicago, Milwaukee and St. Paul Eailroad Company, and "were used 

 as a basis of some of the barometrical observations: 



