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  • 1
    Charles Babbage letter
    29th May 1837
    RefGB 96 AL140.
    LocationSenate House Library Archives, University of London
    Name of creator:Babbage Charles 1791-1871 mathematician and computer pioneer.
    Extent:2 leaves (1 nearly blank).
    Language:
    • English
      • .
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  • 2
    John Ramsay McCulloch correspondence
    1820 - 1863
    RefGB 96 AL187.
    LocationSenate House Library Archives, University of London
    Name of creator:McCulloch J. R. 1789-1864 statistician and economist.
    Extent:40 items (153 leaves).
    Language:
    • English
      • ,
    • French
      • .
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