1. IOR/L/MIL/7/1172 Reference (shelfmark): IOR/L/MIL/7/1172 Title: Collection 19/4 Manufacture of "cocoa" or brown prism gunpowder: proposed visit of Ishapore factory superintendent to Royal Gunpowder Factory, Waltham Abbey and Royal Arsenal, Woolwich. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1885 Extent: 1 file