Stone tools in the Northern Mountainous Region, c. 4,000 – 3,000 BP
Among the objects associated with President Ho Chi Minh preserved at the Vietnam National Museum of History (VNMH) is a modest yet remarkable object: a tortoiseshell comb engraved with the words: “KY - NIEM DAO CON - LON 1917 NGUYEN - THI - THANH.”