1. IOR/L/MIL/14/2288 Reference (shelfmark): IOR/L/MIL/14/2288 Title: O'sullivan, Frank Patrick Mockler Scope & Content: Number: IA 806Highest Rank: Lieutenant ColonelRegiment: Royal Indian Army Service CorpsDate of commission: 13 Jul 1921Date of release: 13 Sep 1947 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1921-1947 Extent: 1 file