1. IOR/X/14138/18N Reference (shelfmark): IOR/X/14138/18N Title: Sheet 18N : Sheet G-40H Basidu K501 1:250,000 Edition 4-AMS 1961. First printing 10-61. Copied from SI Edition June 1942. Printed AMS 10-61. UTM Grid. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item