1. IOR/F/4/2055/93977 Reference (shelfmark): IOR/F/4/2055/93977 Title: Scope & Content: Correspondence regarding the request of Assistant Surgeon A Blacklock to be relieved from the duty of preparing the fulminate of mercury at the Percussion Cap Manufactory, Artillery Depot, St Thomas Mount Collection Area: India Office Records and Private Papers Languages: English Date Range: Oct 1843-Feb 1844 Extent: 1 file