1. IOR/X/14241/25M Reference (shelfmark): IOR/X/14241/25M Title: Sheet 25M : Sheet G-40F Kalanzau GSGS 3919 First Edition 1942. Compiled and published originally SGI 1910 and revised to 1941. Edition date July 1941. Published WO 1942. Heliographed OSO 1942. 1036/6/42. L.R. Grid II A. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item