Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 143,439 pages of information and 230,054 images on early companies, their products and the people who designed and built them.


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1909. Stewart's steam tractor.
January 1920.


  • Stewart were a US company and were based in a plant in Canada in the 1930s.
  • They exported chassis to Europe.
  • 1929 At The Commercial Motor Show two Stewarts with six-cylinder engines were exhibited.
  • After 1931 it didn't offer its US built 20-seater to Britain again.

Sources of Information

  • Ian Allan - British Buses Since 1900 - Aldridge and Morris