1. IOR/X/14240/92K (2) Reference (shelfmark): IOR/X/14240/92K (2) Title: Sheet 92K : Sheet G-47O Tengchung (Tengyueh) GSGS 4218 First Edition 1943. Compiled and published originally SGI 1923. Published WO 1943. Heliographed OSO 1943. 1000/3/43. Wa. Grid IIB. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item