CENTRAL ASIATIC BRONZE STAMP SEAL - ORIGINAL LAMBERT REPORTS Ca. 2300 - 1500 BC. A collection of three Central Asiatic bronze stamp seals. All seals have a round flat face with raised geometric designs, while the reverse has a pierced central stalk. Accompanied by signed scholarly notes by Professor Wilfrid George Lambert. Size: 18-24mm x 17-24mm; Weight: 28g. Provenance: Property of a London gallery; formerly with a Mayfair Art dealer S.A.; Ex. 1990s London collections, studied and catalogued by professor Lambert in the early 90s (with original note, signed by him). Previously in an old British collection formed since the 1960s.