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  • Title
    Copies of various specifications for patents relating to locomotive design
  • Reference
    HOL/3/4
  • Production date
    25-10-1884 - 05-10-1921
  • Creator
    • Holcroft, HaroldBiography
  • Scope and Content
    Copy of specification of patent for "Improvements in valve mechniam for three cylinder engines" by David Joy Copy of specification of patent for "Improvements relating to Steam Superheaters" by George Hutchinson and Richard Maunsell Copy of specification of patent for "Improvements in valve gear for locomotive and other steam engines" by Nigel Gresley Copy of specification of patent for "Improvements in Triple Cylinder Locomotives" by Johann Stumpf
  • Extent
    4 documents
  • Physical description
    Blue front and back cover of "Improvements in valve mechniam for three cylinder engines" has flaked at every edge and appears to be extremely brittle
  • Level of description
    FILE
  • Repository name
    National Railway Museum, York