1. IOR/X/14240/I37L (4) Reference (shelfmark): IOR/X/14240/I37L (4) Title: Sheet I-37L Ana GSGS 3919 Second Edition 1942. Compiled and published originally SGI 1924 and revised to 1941. Edition date May 1941. Published WO 1942. 2nd Edition 1942. Heliographed OSO 1942. 1,036/4/42F. Grid B. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item