52 
INDEX. 
Page. 
Petersborough Range, geographic position 
of 11-12 
Physiography, list of works on 17-18 
Pittsford, Vt., fault gorge near, view of 42 
glacial furrow in marble at, view of 38 
quartzite bowlder at, view showing 38 
Plant life, erosional influence of 34, 48-49 
Poesten Kill, falls of , view showing 42 
Pumpelly, Raphael, on structur.il ele- 
' ments 14, 29, 30 
Quartzite, glacial bowlder of, on marble, 
view showing 38 
Quartzite bowlders, glacial transportation 
of 36-37 
Ravines, occurrence of — 43-45 
Relief of Taconic region, map showing 10 
Rensselaer Plateau, description of 20-21 
Richmond bowlder, glacial transportation 
of 36 
Rock forms, relation of structure and ma- 
terial to 28-29 
Rock map of Taconic region, plate showing. 10 
Rock material, descriptions of 23-26 
R< ick section, typical tabulation of 30 
Rock shattering, as result of glacial action. 37-38 
Rock st ructure, characteristics of 26-28 
Rock surface, restoration of, hypothetic-ally 
discussed „ 29-34 
Schist, occurrence of 24-25 
Shales and slates, occurrence of 24-25 
Silver Lake, map of 46 
view of 48 
Skinner Hollow, description and map of. . . 44 
Slates and shales, occurrence of 24-25 
Soluble rocks, occurrence of 24-25 
Spafford, H. G., on forest growths 11 
Stone Hill, section across, figure showing. . 38 
Page. 
Stream erosion, features of 34-36, 48 
Structure of the region, discussion of 26-28 
Structure sections across the region, plate 
showing 26 
Synclinal hills, erosional effects upon 40 
Synclinal valleys, occurrence of 42-43 
Taconic landscape, summary history of 47-49 
topographic types of 23 
view points of 21-22 
Taconic physiography, literature on, sum- 
mary of 10-18 
Taconic Range, description of 19 
geographic position of 9 
glacial bowlders in, occurrence of 36-37 
structure sections across 26 
views of 20, 22, 24 
Taconic region, map of 10 
Talus at White Rocks, in Wallingford, Vt., 
view of 46 
Talus slopes, occurrence of 46 
Tarr, R. S., on glacial sculpture 44 
on Taconic physiography 10, 16 
Topographic types, description of 23 
origin of 49 
Transverse valleys, description of 19-20 
Upham, Warren, on Champlain submer- 
gence 36 
Vermont Valley, view of, from "The Burn- 
ing" 24 
Wallingford, Vt., White Rocks in, view of . 46 
White Rocks in Wallingford, Vt., view of . . 46 
Williams, Samuel, on mountains of Ver- 
mont 10 
Wing, A., on anticlinal valleys 42 
Wolff, J. E., on structural relations 14, 30 
Wood Creek, structure section from, plate 
showing 26 
