GEOGEAPHICAL POSITIONS. 



ri 



THE UNITED STATES. 



LAT. N. 



ACTHOSITLBS. 



St. Simon Sound, Light 

 house on North side 



St. Andrew Sound, Light 

 on Little Cumberland Id. 



Florida. 



St. Mary's Biver, Lightho. 

 near N. end of Amelia Id. 

 Fernandina, railroad wharf 

 St. John's River, Lightho. 

 St. Augustine Inlet, Light- 

 house on Anastasiald.... 

 Mosquito Inlet, entrance 

 Cape Canaveral, Lightho. 

 Jupiter Inlet, Lt.-ho. S. of 

 Cape Florida, Biscayne Ka-s 



Florida Reefs, Lighthouse 



on Fowey Rocks 



Alligator Reef, Lightho. 

 Sombrero Shoal, Lt.-ho. 

 American Shoal, Lt.-ho. 

 Sand Kay, Lighthouse... 

 Rebecca Shoal, Lightho. 

 Key West, Lt. onS.W.pt. 

 Naval Storehouse [8] 

 Marquesas, S.W. point ... 

 Dry Tortugas, Lighthouse 

 on Bush Kay, Fort Jef- 

 ferson 



Cape Sable 



Cape Romano 



Sanibel Island, Lighthouse 

 Gasparilla Island, Lt.-ho. 

 Tampa Bay, Egmont Kay, 



Lighthouse 



Anclote Kays, Lighthouse 

 Cedar Kays, Lighthouse on 



Seahorse Kay 



St. Mark's Harbour, Lt.-ho 

 Dog Id., Lt. near W. end 

 Cape St. George, Lightho. 

 Cape St. Bias, Lighthouse 

 St. Andrew Island, Hurri- 

 cane Island, S.E. end ... 

 Santa Rosa Island, E. end 

 Pensacola Bay, Lighthouse 



Alabama. 



Mobile Point, Fort Morgan 



[9] 

 Dauphin Island, West end 



O I II 



81 24 15 

 81 25 



81 26 35 

 81 27 42 

 81 25 30 



80 13 48 

 SO 15 



88 



88 



1 25 



4 4.'i 



1 40 



2 10 



The Trlangulation made 

 for the United States Coast 

 Survey, under the superin- 

 tendence of Professor A. D. 

 Bache, &c. 



2 40 



2 40 



2 40 



4 20 



4 40 



