Table U 



BOSTON LIGHTSHIP 



o o 



U2 20.h'N. 70 U5.5'W. 



Depth of water - 96 feet 



1955 



Mean U8.3 U8.7 U8.7 U8.8 31.71 



U2.7 U2.8 U2.8 U3,l 31.89 32.36 



27 



