ILLUSTRATIONS. 
Page. 
Plate I. Relief and rock map of the Taconic region 10 
II. View of the Taconic and Green Mountain ranges from Mount 
Herrick 20 
III. View of the Taconic and Green Mountain ranges from Two Tops . 22 
IV. View of the Vermont Valley and of the Green Mountain and 
Taconic ranges from ' ' The Burning " . _ _ _' 24 
V. -4, Section I: From Hoosac Mountain to the Hudson at Troy; B, 
Section II: From the Green Mountain Range in Manchester 
across the Taconic Range, and from the Taconic Range in 
Wells to Wood Creek; C, Restoration of an uneroded Appa- 
lachian surface (after Willis) 26 
VI. A, View of the Green Mountain Range from Williamstown; B, 
View of Haystack Mountain in Pawlet (by Walcott) 28 
VII. A, Map of the lower course of the Hoosic River; B, Map of east 
bank of the Hudson in Schaghticoke . 36 
VIII. A, Glacial bowlder of quartzite on marble at Pittsford, Vt.; B, 
Glacial furrow in white marble at Pittsford . , 38 
IX. A, Falls of the Poesten Kill, edge of Rensselaer Plateau; B, Fault 
gorge near Pittsford . . 42 
X. A, Map of the Hopper and Mount Greylock; B, Map of Skinner 
Hollow, on Mount Equinox 44 
XI. View of the Hopper, on Mount Greylock 44 
XII. A, View of White Rocks, in Wallingford, Vt.; B, View of the 
talus at White Rocks, Wallingford. 46 
XIII. Map of Lake Dunmore and Silver Lake 46 
XIV. View of Lake Dunmore and Silver Lake 48 
Fig. 1. The eroded synclitie west of the Stone Hill anticline, Williams- 
town 38 
2. Monument Mountain, south side, from Mount Keith in Great Bar- 
rington 39 
3. The eroded fault scarp between Dorset Mountain and Danby Hill.. 45 
