BULL. GEOL. SOC. AM. 



VOL. 27, 1915, PL. 21 



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Figure 1. — Unconformable Contact between the Hudson River sandy Shales 



AND THE ShAWANGUNK IN RAILWAY CUT WEST OF OTISVILLE, NEW YORK 



Figure 2. — The Shawangunk and Talus-covered Hudson River Shales on New 

 Jersey side of the Delaware Gap 



SHAWANGUNK QUARTZITES OVERLYING HUDSON RIVER SHALES 



