1. IOR/W/L/PS/21/N4/22D Reference (shelfmark): IOR/W/L/PS/21/N4/22D Title: Sheet 22D [MAZINAN Preliminary Edition] 1916. Scope & Content: Reg.No.2839. D 16 (D.O.6) 500.Four copies. Collection Area: Map Collections Languages: English Date Range: 1916 Extent: Four copies