1. IOR Neg 4236/1/15 Reference (shelfmark): IOR Neg 4236/1/15 Title: Letter from Mayo to Argyll Scope & Content: All military and political authorities except Napier agree with Mayo's proposal to evacuate Gwalior fort; encloses note on opium prospects. Collection Area: India Office Records and Private Papers Languages: English Date Range: 3 Oct 1871 Extent: 1 item