INDEX 



Albany Lake, 42; deposits, 17-19; 



sketch map, 43, 44, 45 

 Alluvium, 40 

 Anthony kill, 10, 23 

 Aqueduct, 46 



Ballston lake, 10 



Chamberlin, cited, 26 



Clays, Lake Albany deposits, 18; 



on floor of Hudson valley, 30-32; 



residual, of postglacial age, 33-35 

 Cohoes quadrangle, sketch map 



showing drainage, 46 

 Crescent, 35, 46 



Drumlins, 13 



Jlast Schaghticoke, 15 

 Erosion terraces, 27-29 



Fairchild, cited, 10, 17, 20 



Gilbert, G. K., cited, 34 



Glacial lakes, 15 



Gorges, postglacial, 35-38 



Gravel, hills of, 14; Willow Glen 



gravel bank, 2>^ 

 Gravels, of Hoosic delta, 18 ; on floor 



of Hudson valley, 30-32 

 Ground moraine, 12 



Haynersville, 16 



Hoosic delta, 23-26 



Hoosic gorge, 38 



Hoosic Lake, 16 



Hoosic river, 10 



Hoosic terraces, development of, 26 



Hudson river, 6, 41 



Karnes, 14 



Lake Albany, 42; deposits, 17-19; 



sketch map, 43, 44, 45 

 Lake Hoosic, 16 

 Lake Tomhannock, 6, 15 

 Lakes, glacial, 15 

 Lower terrace, development of, 21-26 



Mechanicville, 27 



Melrose, 15 

 Merrill, cited, 17 

 Mohawk valley, 9 

 Moraine, ground, 12 

 Mount Rafinesque, li 



Newland, cited, 31 



Physical geography, 6-12 

 Poesten kill, 16 



Postglacial history of Hudson- 

 Champlain valley, 29-40 



Quacken kill, 16 



Raymertown, 15 



Rice mountain, il 



Ridges, 14 



Rocks, areas of bared rocks, 35 



Round lake, 10, 41 



Salisbury, cited, 26 



Sand, hills of, 14 



Sands, Lake Albany deposits, 18; of 

 Hoosic delta, 18; on floor of Hud- 

 son valley, 30-32; wind-blown 

 sands, 39 



Saratoga lake, 41 



Schaghticoke, 23, 25, 38 



Schenectady quadrangle, sketch map 

 showing drainage, 46 



Speigletown, 14 



Stoller, cited, 9, 10, 20 



Swamps, 40 



Till, 12 



Tomhannock creek, 12, 14, 38 



Tomhannock, Lake, 6, 15 



Upper terrace, development of, 19-21 



Valley Falls, 25 



Waterford, 31 



Willow Glen gravel bank, 32 



Woodworth, cited, 41 



