Credit: ©The Royal Society
    Image number: RS.18685

    Hygroscope, Saturn and a beetle

    Date
    1676
    Creator
    Unknown, Engraver
    Creator - Organisation
    The Royal Society, Publisher
    Object type
    Article identifier
    Material
    Technique
    Dimensions
    height (page): 213mm
    width (page): 150mm
    Subject
    Content object
    scientific environment & equipment
       > instrument
    nature
       > animal
          > insect
    space
       > Solar system
          > planet
             > Saturn
    Description
    Six figures from issue 127 of Philosophical Transactions of the Royal Society.

    Figure 1. A hygroscope, to measure humidity.
    Figure 2. Unknown species of flying beetle, referred to here as a Flying hast.

    Figures 1-2. Illustrating ‘An extract of a letter written from Dublin to the publisher, containing divers particulars of a philosophical nature, vix.a narraitive of a strange effect of thunder upon a magnetick sea-card; some remarks concerning the gradual alteration of the temperature of the air in divers countreys […]’ in Philosophical Transactions of the Royal Society, vol. 11, issue 127 (18 July 1676).

    Figure 3. Saturn as observed by Johannes Hevelius in August 1675. Illustrates ‘Ecliplis Solis anno 1675, die 23 Junnie mane ft.n.observ. Gedani a Job. Hevelio’ in Philosophical Transactions of the Royal Society, vol. 11, issue 127 (18 July 1676). The original letter containing this diagram can be found in Early Letters of the Royal Society EL/H2/42.

    Figures 4-6. Diagrams illustrating calculations for the beginning and end of the eclipse of the sun. Illustrating ‘Mr, Flamsteads, Mr.Townlyes, Mr.Haltons, Signor Cassini’s and Monsieur Hevelius’s, observations of the late eclipse of the sun’ in Philosophical Transactions of the Royal Society, vol. 11, issue 127 (18 July 1676).

    The original letters containing figures four and five can be found in Early Letters of the Royal Society EL/F1/119. The original letter containing figure six only can be found in Early Letters of the Royal Society EL/C1/70 and Letter Book Original of the Royal Society LBO/28/104.
    Related fellows
    Johannes Hevelius (1611 - 1687, German/Polish) , Astronomer
    John Flamsteed (1646 - 1719, British) , Astronomer
    Jean Dominique Cassini (1625 - 1712, Italian) , Astronomer, Astronomer
    Associated place
    <The World>
       > Europe
          > United Kingdom
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