1. IOR/E/1/69 ff. 371-374v Reference (shelfmark): IOR/E/1/69 ff. 371-374v Title: Letters 242-245 Francis Baring at East India House to the Court stating further objections to Mr Prinsep's proposal of working mines of copper in Bengal. Collection Area: India Office Records and Private Papers Languages: English Date Range: 5 Dec 1781 Extent: 1 letter