Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,439 pages of information and 233,876 images on early companies, their products and the people who designed and built them.
South Australian Railways built and operated railways in South Australia from 1854 to the incorporation of its non-urban railways into the Australian National in 1975, together with the former Commonwealth Railways and the former Tasmanian Government Railways. The Adelaide urban lines were transferred to the State Transport Authority.
South Australia is one of the few places in Australia, if not the world that has all three major rail gauges, in addition to other uncommon gauges.