Sterling Telephone and Electric Co
of 202 Tottenham Court Road, London
From 1914 to 1919 Ralph Stanley Whaley was works superintendent to the Sterling Telephone Company, Ltd., Dagenham.
1922 Exhibited a crystal set at the 1922 Wireless Exhibition
1922 Maximilian Robert Lawrence joined the Sterling Telephone Co of Dagenham as works manager, a position he occupied until his death on 29th August, 1925.
1926 Marconiphone Co bought their own manufacturing company Sterling Telephone and Electric Co at Dagenham [1].