1. IOR/Z/E/4/23/T482 Reference (shelfmark): IOR/Z/E/4/23/T482 Title: Treatise on Economy of Fuel on Board Men of War Steamers by Captain A.P. Ryder R.N., copies forwarded Collection Area: India Office Records and Private Papers Languages: English Date Range: 1852-1853 Extent: 1 entry