1. IOR/L/E/6/37, File 79 Reference (shelfmark): IOR/L/E/6/37, File 79 Title: File S&C 79/1880 - Letter from Major J Waterhouse, Imperial Hotel, Malta, dated 15th January 1880, regarding an application to be allowed to study the process of heliogravure in Europe Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1880 Extent: 1 file (2 folios)