1. IOR/W/L/PS/21/N4/23K 1922 Reference (shelfmark): IOR/W/L/PS/21/N4/23K 1922 Title: Sheet 23K AIAZ Second Edition 1922. Scope & Content: Registered 1920. Reg.No.3696 D 20 (D.O.6). 370. Collection Area: Map Collections Languages: English Date Range: 1922 Extent: 1 sheet