PLATE 26 



Topographic map of No Mans Land, part of Marthas Vineyard, Mass., and adjacent shoals. 



(Contour interval 20 feet. Shore lines and topography on land from United States Geological Survey 

 topographic map of Gay Head quadrangle. Soundings in feet at mean low water from United States 

 Coast and Geodetic Survey Sheet No. 1210.) Drafting and editing supervised by the United States 

 Geological Survey. 



