1. IOR/L/PS/20/G83/1 Reference (shelfmark): IOR/L/PS/20/G83/1 Title: Naval Staff monographs (historical). Fleet issue. Vol IV. Monograph 15 - Naval operations in Mesopotamia and the Persian Gulf London: Training and Staff Duties Division, Naval Staff, 1921 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1921 Extent: 118pp 10 maps and plans