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British Industrial History

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Alfred Graham and Co

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February 1911.
1911. Naval telephones.
February 1921.
1921.
1922.
June 1923. Sparton horn.
October 1923.
June 1924.

of St. Andrew's Works, Crofton Park, London, SE4

Manufacturers of ship telephones; later producers of Amplion

Late 1880s: established as partnership between Alfred Graham, Edward Graham and (Joseph) Arthur Dearlove[1].

1894 Company established.

1894 "Mr Alfred Graham's" ingenious loudspeaking telephone was used in scientific research on acoustics[2].

1911 New factory set up at Brackley[3].

1914 Electrical engineers and contractors. Specialities: loud speaking telephones, exchange switchboards and other apparatus for communication on board war and mercantile vessels, for use in power stations, mines, collieries etc. Employees 300. [4]

1919 "No less than 12000 ship installations" of Graham's telephones had been made[5].

1920 New company established Graham Amplion Ltd to manufacture and market Amplion loudspeakers[6].

1922 Listed Exhibitor - British Industries Fair. Manufacturers of Gramophones of quality and distinction (Algraphones); Spring Motors; "Sonat" Sound Boxes; Record Filing System; also Gramophone Components and Accessories. (Stand No. B.27) [7]

1925 Advert for Amplion public address system manufactured by Alfred Graham and Co[8].

1929 Ground-air wireless demonstrated for instructional purposes[9].

1937 Advert for Triton telephones and Graham patent indicator for rudders[10].

1938 Altered memorandum of association to include pension[11].

1952 Subsidiary of Siemens Bros - designed starter relays for Xenon lamps for HMS Eagle[12].

1954 Listed as one of the principal subsidiaries of Siemens Bros as manufacturers of miscellaneous electrical equipment, on the take-over by AEI[13].

See Also

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Sources of Information

  1. [1]
  2. The Times, 15 January 1895
  3. [2]
  4. 1914 Whitakers Red Book
  5. [3]
  6. [4]
  7. 1922 British Industries Fair p32
  8. The Times, 23 May 1925
  9. The Times, 26 November 1929
  10. The Times, 7 September 1937
  11. The Times, 16 March 1938
  12. The Times, 1 July 1952
  13. The Times, 21 December 1954