- 1Papers of the Never-Stop Transit Ltd (YOR/2)
1920-1938, series - 2Never-Stop Transit Ltd papers (YOR/2/1)
1920-1930, sub-series - 3Paris competition (YOR/2/2)
1922-1923, sub-series - 4Never-Stop Railway Ltd at Kursaal Gardens (YOR/2/3)
1921-1926, sub-series - 5British Empire Exhibition at Wembley (YOR/2/4)
1922-1938, sub-series - 6London Underground goods railway (YOR/2/5)
1929, sub-series - 7Adaptations of the Adkins-Lewis system to Escalifts (YOR/2/6)
1928-1932, sub-series - 8Alternative transport solutions (YOR/2/7)
1922-1932, sub-series
