1. IOR/X/14176/92K Reference (shelfmark): IOR/X/14176/92K Title: Sheet 92K : Sheet G-47O Tengchung (Tengyueh) GSGS 4218 First Edition 1943, reprinted 1945. Compiled and published originally SGI 1923. Published WO 1943. Heliographed OSO 1943. 5,000/6/45.E. Grid IIB (Yards). Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item