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  • 1
    1828-1951
    RefGB 98 B/THOMPSON.
    LocationImperial College London, Archives and Corporate Records Unit
    Name of creator:Thompson, Silvanus Phillips, 1851-1916.
    Extent:6 boxes.
    Language:
    • English
    • .
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  • 2
    1926-1995 [predominantly 1928-1981]
    RefGB 101 ICS 118.
    LocationInstitute of Commonwealth Studies Library, University of London
    Name of creator:Commonwealth Telecommunications Organisation.
    Extent:Over 360 individually numbered pieces; approx. 40 boxes or 0.47 cubic metres .
    Language:
    • English
    • .
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