1. IOR/X/14175/92L/SW 1940 Reference (shelfmark): IOR/X/14175/92L/SW 1940 Title: Sheet 92L/SW [Chefang] Interim Edition 1940, reprinted 1942. Previous edition 1st 1917. Reg.No.1769 B'40 (D.O.5–¾") 700'40–350–1,500'41–14,500'42. Grid IIB. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item