00274nam a22000977a 4500 508346 508346 U61 DVC West Bengal. Damodar Valley Corporation 3634 Durgapur barrage and canals: a souvenir Calcutta Sree Saraswaty Press 1955 v.p. 0 0 ddc 0 U_61_000000000000000_DVC 0 IIPA IIPA 2019-03-20 U61 DVC GG33272 2019-03-20 2019-03-20 GG