00673cam a22002291 4500 sa 63001920 DLC 20260227111930.0 730829s1962 ii ab b 000 0 eng sa 63001920 PL480:I-E-1337 (OCoLC)683154 DLC OU OCoLC DLC premarc HC437.B43 N3 National Council of Applied Economic Research. Techno-economic survey of West Bengal. New Delhi [1962] xii, 284 p. maps (part col.) tables. 26 cm. Bibliographical footnotes. West Bengal (India) Economic conditions. 54222 54222