Dry Tortugas and Approaches

#	Name	Marker #	Latitude	Longitude
1	Cosgrove Shoal Light		24-27.44 N	82-11.14 W
2	Rebecca Shoal	Pt. 1 Mile South	24-33.70 N	82-35.20 W
3	Dry Tortugas	S. E. Channel ent.	24-37.37 N	82-49.78 W
4	Dry Tortugas	Iowa Rock G " 3 "	24-38.31 N	82-51.68 W
5	Dry Tortugas	S.W. Channel ent. Y " C "	24-34.00 N	82-52.00 W
6	Dry Tortugas	N.W. Channel Y " I "	24-43.55 N	82-52.00 W