SAXD DUXES AXD SALT MAESHES 



tinually changing with changing sets of tide 

 and ciUTents. and while one part is bnilding 

 out another part may be wasliing away. 



Yet this estimate just given is confinned 

 by an ancient manuscript map, now in the 

 possession of !Mr. E. T. Crane, Jr., to whom I 

 am indebted for a photographic reproduction 

 given here. This is entitled " A Eepresenta- 

 tion of Castle Hill & Castle Neck with ye ad- 

 jacent Sea, Elvers Creeks Hills Islands and 

 Marshes, Protracted from a scale of forty rods 

 to an Inch. P. B. Dodge Ij^swich April 3 

 1786." The old Lakeman farm was then in- 

 habited by grandfather Choate, and the hUl 

 we have just been considering is called " TTig- 

 wom Hill." The foot of the hill is distant 

 from the sea, according to the map, some 

 eighty rods, or thirteen himdred and twenty 

 feet. As the sea is now twenty-foiu- hundred 

 feet off, the dunes have gained eleven hrmdred 

 feet in one hundred and twenty-fom' years. 

 This corresponds faiidy closely with the ap- 

 proximation of six huncLred feet in fifty years 

 obtained from the old wreck. 



The southeastern end of the dimes do not 

 extend beyond Hog Island in this map, and 

 the distance from the fannhouse of TTigwam 



30 



