1. IOR/V/25/600/107 Reference (shelfmark): IOR/V/25/600/107 Title: Bengal Industries Department Bulletin, No 54 Soap making: purification of oils and fats and utilization of the last traces of alkali in the spent lye. R L Datta & T Basu. 1932 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1932 Extent: 1 volume