1. IOR/W/L/PS/21/N4/23E 1917 Reference (shelfmark): IOR/W/L/PS/21/N4/23E 1917 Title: Sheet 23E [BARDASKAND Preliminary Edition] 1917. Scope & Content: Reg.No.1147. D 17. (D.O. ). 150. Collection Area: Map Collections Languages: English Date Range: 1917 Extent: Two copies