1. IOR/X/14672/77 Reference (shelfmark): IOR/X/14672/77 Title: Sheet 77 Lhasa Second (Revised) Edition 1927. Revised edition (considerable changes) 2nd 1927. Revised edition published 1927. Previous edition 1st 1919. Heliozincographed SIO Calcutta. Reg.No.3077 D 27 (D.O.2.) 750. Unlayered. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item