Ptolemy's ruler, 16th century artwork. This instrument was used to make measurements of the orbits of the planets. Ptolemy is the figure using the ins

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Ptolemy's ruler, 16th century artwork. This instrument was used to make measurements of the orbits of the planets. Ptolemy is the figure using the instrument. This artwork is from the book The cosmographical glasse (London, 1559) by the English author William Cunningham.

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Size: 3805px × 5485px
Photo credit: © MIDDLE TEMPLE LIBRARY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1500s, 1559, 16th, adult, artwork, astronomer, astronomical, astronomy, black--white, century, cosmographical, cunningham, egyptian, england, english, equipment, european, glasse, greek, historical, history, human, illustration, male, man, mathematician, monochrome, people, person, ptolemy, ptolemys, ruler, technological, technology, , william