Reference numberEL/H1/40
TitleChristian Huygen, dated at the Hague, to Robert Moray
CreatorHuygens; Christiaan (1629-1695); Dutch physicist; mathematician; astonomer
Date21 November 1664
DescriptionConcerning Hooke's and Campani's methods of grinding lenses; discussing the universal measure, pendulum clocks (figure in text); Hooke's instrument for measuring the refractions of liquids and another instrument for measuring the descent of heavy bodies
Read to the Royal Society on 23 November 1664
Extent7 sides
Place originThe Hague, South Holland, Netherlands
Origin coordinates52.07667, 4.29861
Access statusOpen
Related materialExtract transcribed in LBO/1/225
For a transcription see EL/H1/41
URL descriptionAlso available on Early Modern Letters Online
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