830 



THE NATIONAL GEOGRAPHIC MAGAZINE 



74°D0' 



' "!>■£ . 



1835 



02' 



74°00' 



58' 



56' 



54' 



52' 



50' 



MOVEMENT OF ROCKAWAY BEACH AND INLET, LONG ISLAND, FROM 1835 T0 I 9°S 



(SEE PACE 824) 



