AM. JOUR. SCL., Vol. XIX, +880. Plate XIX. 
30° Longitude 20° West from 10° Greenwich 74° 50° 
AUS 
ay Tye Vye = 
pea 
fe) E P 
i 
3 it. Pegi 
ie 
eee 
LI dl 
dhaim = 
3534 
Normans Kili 
i 
74 
SECTION OF PLATEAUS A 5 
Schoharie HELDERBERG : Albany E.Feetif, 
a 
CTION ACROSS THE MOUNTAIN REGION 
a er oe — — k Dome 
Kill 
Windham fig zh Peak 
B 
Peak Slide Mt. 
Toma | sine Big 
kill Cr. 
wy ve , 
