D. Gmelin
as Miss D. Gmelin of St Andrew's House, 32-4 Holborn Viaduct, London EC1. Telephone: Central 1950. Cables: "Cultured, London"
- 1947 Listed Exhibitor - British Industries Fair. Manufacturer of Real Jewellery. Dealer in Cultured Pearls and Coloured Stones, Real and Synthetic. (Olympia, Ground Floor, Stand No. E.1714) [1]