1. IOR/X/14351/3 Reference (shelfmark): IOR/X/14351/3 Title: Sheet 3 [Songo Town] GSGS 4070 Second Edition 1942, reprinted 1950. Authorities: Sierra Leone SD sheets 47, 48, 59, 71, GSGS 2459. Published WO 1939. Heliographed OS 1940. 2nd Edition 1942. 1,000/10/50. Guinea Zone grid. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item