Edmund James Davis (1871-1932), M.I.Mech.E., of E. J. Davis and Co
1901 Business established.
1922 The company was a Mechanical Engineer, of Rapidising Engineering Works, Great Eastern Road, Stratford, London, E.15.
1932 Obituary 
EDMUND JAMES DAVIS was the inventor of several appliances in connexion with maintenance work on gas-engines, including an instrument for measuring variation of speed, special pliers for use with piston-rings, a magneto tester and a gas-pressure gauge. He also contributed several articles on gas-engines to the Mechanical World and other technical journals.
He was born in 1871 and served his apprenticeship from 1888 to 1892 with Messrs. Weyman and Johnson (later Weyman and Hitchcock), with whom he remained for a further year in charge of testing and experimental work.
In 1893 he was engaged for two years in the experimental department of Messrs. Tangyes.
He subsequently worked with Messrs. Crossley Brothers as journeyman in the London district, until 1899 when he took up the position of gas engineer to the London Grain Elevator Company of Victoria Docks.
Mr. Davis relinquished this appointment in 1901 and established his own business.
During the War he placed the whole of his works at the disposal of the Ministry of Munitions and carried out valuable work without remuneration.
He was elected an Associate Member of the Institution in 1904 and was transferred to Membership in 1914.
His death occurred on 3rd September 1932.