1. Mss Eur F80/274 Reference (shelfmark): Mss Eur F80/274 Title: Scope & Content: North-Eastern Frontier. Chumbi Valley. 1 inch to 2 miles, or 1:126,720. Surveyor General of India 'For Official Use only', Feb 1907. Dissected, mounted, folded with a label, and also marked 'Chumbi Valley'. Collection Area: India Office Records and Private Papers Languages: English Date Range: Unspecified Extent: Unspecified