MONOGRAPH XXIX. PL. XXIX. 



OUTH HADLEY. 



GRANBY. 



LONQMEADOW SANDSTONE. 



CRYSTALLINE SCHISTS. 



CHICOPEE. 



LONQMEADOW SANDSTONE 



CRYSTALLINE SCHISTS. 



SPRINGFIELD. 



OW SAN DSTON E 



ENFIELD. 



N GEOLOGIC MAP. 



