Thorium

of 16-47 Cross Street, Hatton Garden, London, EC1 Telephone: Holborn 4884-5. (1929)

of 4 Iddesleigh House, Caxton Street, London, SW1. (1937)

of 10 Princes Street, Westminster, London, SW1. Telephone: Abbey 3833. Cables: "Monazite, Parl London". (1947)

• 1914 Howards and Sons established Thorium Ltd. to make thorium nitrate for gas mantles.

• Note the address is the same as another subsidiary of Howards:

• 1929 British Industries Fair Advert for Rare Earth Compounds and Metallic Elements used in the Incandescent Mantle Trade. Salts used in the Glass and Textile Industries. Mesothorium Bromide for Medicinal and Scientific use. Thorium**, Cerium, Didymium Nitrates. (Chemicals etc. Section - Stand Nos. K.94 and K.101)

• 1937 Mesothorium producers.

• 1947 Listed Exhibitor - British Industries Fair. Producers of Rare Earth Chemicals. Compounds of Thorium, Cerium, Lanthanum, Didymium, Samarium. Radioactive Luminous Compounds for Dials of Clocks, Watches and Scientific Instruments. "Cerirouge" the New Polishing Powder for Optical Glass. (Olympia, Ground Floor, stand No. A.1246)

• The factory occupied by Thorium Ltd was demolished some time ago, and 10,000 tonnes of contaminated material from the factory had to be dumped at sea.

• Note:**
  • Thorium is a radioactive metal.

See Also

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