GEOLOGICAL SURVEY O F I N D I A. 



Memoirs, Vol. XLVIII, PI. 4. 



fa 



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£ H. PASCOE. Jan. 1919. 



Del. 6. S. 1. Calcutta. 



Res. No. 4144 E 20 



Heliozincographeo at the Survey or India Offices, Calcutta. 



