78 Illinois State Laboratory of Natural History. 



JERSEY COUNTY. 



Bench-marks, 



U. S. P. B. M. 3. 



Top surface of door step of Catholic 



church, Grafton, 111 435.76 



U. S. P. B. M. 4. 



Doorstep of eastern door of Allein's 

 brick building, adjoining Grafton Flour- 

 ing Mills 445 



U. S. P. B. M. 5. 



Natural rock, side of bluff above high 

 water mark, 450 M. below flouring mill at 

 Jersey Landing, and four miles below 



Grafton 443.1 



(J. iS. P. B. M. 6. 



Natural flat rock, near surface of 

 ground ; also near high water mark. 

 5600 M. fiom flouring mill at Jersey 

 Landing, and 9 AT. west of small ravine 



opposite Eagle's Nest 421.84 



Low water, mouth of Illinois River 400 



Cross St. L., A. & S. R. R 595 



Delhi C. & A. R. R 641 



Elsah St. L. *fc S. R. R 418 



FideHtv '' 632 



Grafton " 432 



Haynes " 461 



Jersevville " 662 



Kemfjer C, B. & Q. R. R 541 



Lock Haven St. L., A. & S. R. R 420 



McClusky " 661 



Newbern " 689 



Newbern Brickyard " 669 



East Newbern J. C. Turner 670 



Fieldon " 605 



Otterville '' 600 



Rosedale " 470 



Spankey " 420 



Sec. 33, T. 8N.,R.10 W. " 650 



" 36, T. 7N.,R.10W. " 830 



" 15, T. 8N.,R.12 VV. ^' 620 



