Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 135,221 pages of information and 215,682 images on early companies, their products and the people who designed and built them.
of St. Simon's Works (1892), Salford, Manchester.
and Sirius Works (1898) , Salford, Manchester.
1883 Rope-driven portable boiler drilling machine shown in 'The Engineer' 6th July 1883
1891 Released a catalogue of their injectors, injector fittings and specialities. 
1895 Advert. Injector
1911 Royal Agricultural Show. Pulsating and centrifugal pumps, injectors, traps, and steam fittings
1924 Aug. of Sirius Works, West Gorton, Manchester, gave up their agency arrangements in London ad opened their own London office at 315, Abbey House, Westminster, S.W.I. under the management of Mr. W. Richard.