1. IOR/V/27/515/18 Reference (shelfmark): IOR/V/27/515/18 Title: India. Imperial Council of Agricultural Research, Report on the cost of production of crops in the principal sugarcane and cotton tracts of India: Supplementary Vol 6. Delhi, 1938-1940 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1938-1940 Extent: 1 volume