John Fowler & Co.

John Fowler & Co Engineers of Leathley Road, Hunslet, Leeds, West Yorkshire, England produced traction engines and ploughing implements and equipment, as well as railway equipment. Fowler also produced the Track Marshall tractor which was a tracked version of the Field Marshall. British Railways Engineering Department locomotives ED1 to ED7 were built by Fowler.

Diesel Locomotives

 * A. Robinson & Co. (Westminster) Ltd (W/No. 22888 of 1938 [0-4-0DM])
 * Aberthaw & Bristol Channel Portland Cement Co Ltd (W/No. 4210121 of 1956undefined)
 * Barrow-in-Furniss Steelworks (W/No. 21999 of 1937 [0-4-0DM])
 * Birtley Co. Ltd (W/No. 22900 of 1941 [0-4-0DM]undefined)
 * Blue Circle Cement Works (W/No.1455 of 1955[0-4-0DM]undefined, W/No. 4160004 of 1951 [0-4-0, 2ft 6in]undefined)
 * British Industrial Sugar (Wissington) (W/No. 4220033 of 1965 [0-4-0DM])
 * Carrington Power Station (W/No. 4210059 of 1951undefined)
 * CEGB Fleetwood Power Station (W/No. 4210068 of 1952 [0-4-0DM])
 * Essex Water Authority (Abberton) (W/No. 21295 of 1936 [2ft])
 * Joseph Crosfield & Sons (W/No. 416001 of 1952 [0-4-0])
 * Keighley Gasworks (W/No. 3900002 of 1945 [0-4-0DM])
 * Ketton Cement Works (W/No. 4220007 of 1960 [0-4-0]undefined)
 * London Midland Region Engineering (Nos. ED1 of 1935, ED2 of 1949, ED3 of 1949, ED4 of 1949, ED5 of 1949, ED6 of 1949, ED7 of 1940)
 * Marple & Gillott's Scrap (W/No .4210142undefined)
 * Marshall Fowler (W/No. 412001 of 1951undefined)
 * Ministry of Power (W.No. MFP4 of 1977 [0-4-0DH])
 * NBC Snowdown (W/No. 416002 of 1952 [0-4-0DM])
 * North Devon Clay Co. (W/No. 22928 of 1940undefined, W/No. 4000001 [0-4-0DM])
 * Osram Ltd (W/No. 20067 of 1933undefined)
 * Pollock Brown & Co. (W/No. 22968 of 1942 [0-4-0DM])
 * Queenbrough Rolling Mill (W/No. 4210068 of 1952 [0-4-0DM])
 * Shell Refinery (Stanlow) (W/No. 4220045 of 1967 [0-4-0])
 * Weir Pumps (W/No. 4000007  of 1947 [0-4-0DM]undefined)