1. IOR/X/14240/47N Reference (shelfmark): IOR/X/14240/47N Title: Sheet 47N Bir First Edition 1931, reprinted 1942. Sheet E-43J. Previous Provisional Issue 1918. Edition date 1942. Registered 1931. Reg.No.2606 D'31 (D.O.4–3/8") 1,350'41–3,500'42. Grid IIIA (Yards). Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item