1. IOR/W/L/PS/21/N4/25G 1912 Reference (shelfmark): IOR/W/L/PS/21/N4/25G 1912 Title: Sheet 25G [JASK Preliminary Edition] 1912. Scope & Content: Inset: Plane Table and Cavalry Sketching Case Map of Gaigan and the Behmadi Pass. Scale of inset approximately 1 inch = 1 mile. Reg.No.1939. D 12 (N.C.) 500. Collection Area: Map Collections Languages: English Date Range: 1912 Extent: Two copies