- 1Company Papers for the Manchester Ship Canal Pontoons and Dry Docks Company Limited (YA1999.66)
27th October 1891 - 30th December 1907 December, fonds - 2Collection of Photographs and Papers relating to the Manchester Dry Dock Co Ltd (YMS0282)
1891-1970, fonds - 3Collection of Papers Relating to the Manchester Dry Dock Co Ltd (YMS0284)
1894-1980, fonds