1. IOR/L/MIL/14/4860 Reference (shelfmark): IOR/L/MIL/14/4860 Title: Mccallum, Joseph Grey Scope & Content: Number: OS 337Highest Rank: Temprary MajorRegiment: Indian Army Ordnance CorpsDate of commission: 5 Sep 1922 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1922-1948 Extent: 1 file