- 1Yorath Lewis Archive (YOR)
1900-1960, fonds - 2The Adkins-Lewis system (YOR/1)
1900-1920, series - 3Yorath Lewis Boilers Ltd (YOR/3)
1937-1958, series - 4Modernisation of the Never-Stop Railway (YOR/4)
1936-1960, series - 5Drawings (YOR/5)
1900-1960, series - 6Technical materials (YOR/1/1)
1900-1920, sub-series - 7Publications (YOR/1/2)
1900-1921, sub-series - 8Papers of Yorath Lewis Boilers Ltd (YOR/3/1)
1947-1958, sub-series - 9Tramway project (YOR/3/2)
1937-1938, sub-series - 10New York City fair (YOR/3/3)
1937, sub-series - 11Papers of Adkins-Lewis partnership (YOR/4/1)
1951-1960, sub-series - 12London Transport schemes (YOR/4/2)
1945-1958, sub-series - 13New York subway plans and travel around America (YOR/4/3)
1951-1959, sub-series - 14Adkins-Lewis system in Europe (YOR/4/4)
1952-1960, sub-series - 15Adaptation for the use in coal mines (YOR/4/5)
1953-1956, sub-series
