- 1Purvis Archive (PUR)
c 1920 - 1979, fonds - 2Records of Nasmyth, Wilson & Co Ltd, Locomotive Builders, Patricroft (NAS)
1839 - 1938, fonds - 3Crewe Locomotive Works Drawings (CREWE)
13 March 1845-15 May 1989, fonds - 4Engineering Drawings from the Derby Carriage and Wagon Works (DERBYC&W)
c 1877 - 1965, fonds - 5Highbridge Works Drawings (HIGHB)
1875 - 1930, fonds - 6Stoke Works Drawings (STOKE)
1868 - 1927, fonds - 7Records of North British Locomotive Company Ltd & Constituent Companies (NBL)
1835 - 1959, fonds - 8Gorton Works Contractors' Drawings (GOR)
1850 - 1950, fonds - 9Papers of Captain George Gibson Mallory (MAL)
29 August 1919 - 12 August 1954, fonds - 10Records of Wolverton Carriage and Wagon Works (WOLV)
1831-1993, fonds - 11Papers of Arthur Osborne Ladell (LAD)
1895-1940, fonds - 12Booklets and maps detailing bombing targets in England (YA1986.159/MS0012/1)
c1938-1941, file - 13German air reconnaissance maps (YA1986.159/MS0012/2)
c1938-1941, file - 14German air reconnaissance maps and booklets (YA1986.159/MS0012)
c1938-1941, fonds - 15Escape Maps (YA1986.251/MS0027)
c1945, fonds
