IN THE UNITED STATES. 



223 



Locality. 



Authority. 



Elevation. 



Butler 



Butler geodetic station 



Byrneville 



Byron 



Do. .crossing C., M. & St. P. Rwy 



Do. .Rock River bridge ". 



Do. .copper bolt in north wall of Com- 

 mercial Hotel. 



Cabery 



Cable. . . 



C., C., C. & St. L. Rwy. 

 U. S. L. S.. 



A., T. & S. F. Rwy 

 C. G. W. ~ 



Rwy. 



C. G. W. Rwy.. 

 C. G. W. Rwy.. 

 U. S. C. & G. S. 



I. C. R. R.. 

 C., R. I. &P. 



Cadwell 



Cahokia Ferry 



Cairo, Union Station 



Do. .copper bolt in building of trustees 

 of Cairo public property. 



Do. .copper bolt in southeast wall of I. C. 

 R. R. freight depot. 



Do. .copper bolt in northeast wall of cus- 

 tom-house. 



Do. .zero of Government gage 



Do. .Ohio River, high water, 1858 



Do. .Ohio River, high water, 1862 



Do. .Ohio River, high water, 1867 



Do. .Ohio River, extreme low water 



Do. .city base, ordinary low water 



DO : 



Cairo Junction 



Caledonia, Boone County 



Caledonia, Pulaski County 



Calhoun... 



C. &E. I. R. R 

 M. &O. R.R.. 

 M. &0. R. R.. 



U. S. C. & G. S. 



Rwy. 



U. S. C. &G. S 



U. S. C. &G. S... 



Miss. River Com 



Miss. River Com 



Miss. River Com 



Miss. River Com 



Miss. River Com 



Miss. River Com 



Weather Bureau 



I. C. R. R 



C. &N. W. Rwy 



C., C., C. & St. L. Rwy. 

 I. C. R. R.. 



Calvary 



Camargo 



Cambridge . . . 



Do 



Cameron 



Do 



Campbell Hill. 

 Camp Point. . 



Do.. 



C., M. & St. P. Rwy 

 C., H. & D. 



Rwy. 



C., R. I. & P. Rwy. 



Weather Bureau 



A.,T. &S. F. Rwy 



C., B. &Q. Rwy... 

 M. &0. R. R.. 



C., B. & Q. Rwv. 

 W. R. R.. 



W.R.R 



C. &N. W. Rwy 



C., B. &Q. Rwy 



T., P. & W. R.'R 



C., R. I. &P. Rwy 



D., R. I. & N. W. Rwy. 

 D., R. I. & N. W. Rwy. 



Campus 



Canfield 



Canton 



Do 



Carbon Cliff 



Do 



Do crossing C., R. I. & P. Rwy 



Carbondale I. C. R. R 



Do. ... B. M. on sill under east front win- U. S. C. & G. S 



dow of Jacob Beard's store. 



Carbon Hill I E., J. & E. Rwy. 



Carlinsville C. & A. Rwy 



Do crossing Q.,C.& St. L. Rwy j C. & A. Rwy 



Do ! Weather Bureau 



Carlock. . J L. E. & W. R. R.. 



Carlton j C. & N. W. Ry. 



Carlyle, B. & O. S W. R. R U. S. C. & G. S. 



Do. .B. M. on pier of railroad bridge over i U. S. C. & G. S. 



Kaskaskia River. 



Do. .B. M. on ledge of east face of court- 

 house. 



U. S. C. & G. S. 



Feet. 



