650 



GEOLOGY AND TOPOGRAPHY OF THE LEAD REGION. 



sunk from any point on the 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, section 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: 



LOCALITY. 



ELEVATIONS 

 ABOVE 



The Lake 



Sea. Mich. 



Wyalusing *. 611 38 



Glen Haven, P. 606 28 



Cassville 608 30 



North Andover 8:38 260 



Bloomington 905 327 



Patch Grove 1060 498 



Mount Hope 1076 498 



Little Grant 828 250 



Beetown 762 184 



Potosi 782 204 



British Hollow 865 287 



Rockyille 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 



Ellenboro' 689 111 



Dickeyville 9:34 356 



Jamestown, P. O 912 334 



Fairplay, P. 798 220 



Sinsmawa Academy 926 348 



Hazel Green 9:38 360 



St. Rose 994 416 



Big Patch 817 239 



Platteville, P. &35 257 



Washburn 841 263 



New California 989 411 



Montfort 1093 515 



Castle Rock 847 269 



Highland, P. 1161 583 



Cross Plains (Iowa Co.) 1198 620 



Mifflin 868 290 



West Platte Mound 1272 694 



Behnont 828 250 



Elk Grove 898 320 



Meeker Grove 835 257 



LOCALITY. 



ELEVATIONS 

 ABOVE 



The Lake 



Sea. Mich. 



Benton 878 300 



New Diggings 792 214 



White Oak Springs 928 350 



Shullsburg, school house . . 1018 440 



Linden 1078 500 



Union Mills 798 220 



Kings Mills 723 145 



Dodge ville, court house "... 1109 531 



Mineral Point, depot 935 357 



Calamine, depot 812 2:34 



Darlington, depot 802 224 



Gratiot, depot 783 205 



Fayette 1053 475 



Adamsville 878 300 



West Blue Mound 1729 1151 



Blanchardville 758 180 



Wiota 996 418 



Martin 865 287 



Cadiz 859 281 



Argyle 808 230 



Jordan 858 280 



Wfflett 888 310 



Farmers Grove 1118 540 



Bern 1078 500 



Perry 1038 460 



New Glarus, P. 968 390 



Monticello 858 280 



Monroe, court house 1018 410 



Clarno 935 357 



Twin Grove 988 410 



Juda 821 243 



Sylvester 865 287 



Dayton 818 240 



Brooklyn 978 400 



Attica, P. 828 250 



Albany 818 240 



Brodhead 798 220 



Oakley 918 340 



The following elevations of stations have been furnished by the 

 Chicago, Milwaukee and St. Paul Railroad Company, and were used 

 as a basis of some of the barometrical observations: 



