1. IOR/X/14246/92D/NW Reference (shelfmark): IOR/X/14246/92D/NW Title: Sheet 92D/NW [Mohnyin] First Edition 1920, reprinted 1942. 1st Edition 1920; Reprinted 1942 with major corrections. Seasons 1913-16. Edition date 1920. Registered 1918. Heliozincographed SIO Dehra Dun. Reg.No.1936 D'18–4,500'42–14,500. Grid IIB (Yards) overprint. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item