Bristol produced small crawler tractors in England. Bristol was initially in partner ship with the Douglas motorcycle company, and later with the Jowlett automobile manufacturer. Bristol was later purchased by Marshall, and merged into the Track Marshall group.
Bristol registry - registry of Bristol crawler owners
|20||22 hp||1949 - 1953|
|22||unknown||1953 - 1956|
|25||unknown||1956 - 1966|