1. IOR/W/L/PS/21/N4/23O 1922 Reference (shelfmark): IOR/W/L/PS/21/N4/23O 1922 Title: Sheet 23O KAIN Second Edition 1922. Scope & Content: Registered 1921. Reg.No.1067. D 21 (D.O.6). 250. Collection Area: Map Collections Languages: English Date Range: 1922 Extent: 1 sheet