1. IOR/F/4/1902/80941 Reference (shelfmark): IOR/F/4/1902/80941 Title: Scope & Content: Memorandum by the Controller of Steam Vessels [[Captain James H Johnston] on trials made on 13 Mar 1840 on board the Jumna, of specimens of Chapra and Palamau coal and of Palamau anthracite - he is ordered to carry out further experiments Collection Area: India Office Records and Private Papers Languages: English Date Range: Mar 1840-Oct 1840 Extent: 1 file