Reference numberMS/929/1/215
TitleLetter from [Joseph John] Thomson, FRS, Golmleigh, West Road, Cambridge, to James Mackenzie Davidson
Date23 November 1913
DescriptionWrites of his enquiries into the production of cathode rays outside vacuum tubes. Notes that while there is no great difficulty in making aluminium windows to allow the rays to get through, the pencil of rays which comes through is very diffuse. Disscuses the advantages of ebonite tubes in relation to this.
Extent2 sides
Access statusOpen
Fellows associated with this archive
NA8288Thomson; Sir; Joseph John (1856 - 1940); physicist1856 - 1940
Add to My Items

    Collection highlights

    Browse the records of some of our collections, which cover all branches of science and date from the 12th century onwards. These include the published works of Fellows of the Royal Society, personal papers of eminent scientists, letters and manuscripts sent to the Society or presented at meetings, and administrative records documenting the Society's activities since our foundation in 1660.

    The Royal Society

    The Royal Society is a Fellowship of many of
    the world's most eminent scientists and is the
    oldest scientific academy in continuous existence.
    Registered charity number 207043

    Website design ©CalmView


    + 44 207 451 2500
    (Lines open Mon-Fri, 9:00-17:00. Excludes bank holidays)

    6-9 Carlton House Terrace, London SW1Y 5AG

    Email Us →


    Subscribe to our newsletters to be updated with the
    latest news on innovation, events, articles and reports.

    Subscribe →

    © CalmView