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Lunar phases in 'Summa philosophica quattor in partes distributa', by Gabriel Thibauld, 1639-41 @BeineckeLibrary.
Footed bowl w/ medallions of zodiacal signs shown w/ their planetary lords, Iran, 13thC https://t.co/2w9GGXGRzV
"Vanitas Still Life with Astronomical Instruments" by Christian von Thum, Swedish, c. 1625-1696 @NatMus_SWE.
"Star Cluster in Hercules. From a study made in June, 1877" by E.L. Trouvelot (issued 1881-2) @nypl.
"London Labour and the London Poor" (at top), "Street Telescope Exhibitor [from a photograph]" (title) @AdlerPlanet.
Observatory data analysis by women computers, late 19thC @Harvard College Observatory. Williamina Fleming standing?
Google honours Beatrice Tinsley, one of New Zealand's most gifted astronomers https://t.co/Hyi3LK1r7h via @smh
New Horizons Gets USPS Stamp of Pluto Approval : Discovery News https://t.co/qFJ0zAjUnY
Aberration of light compared to man running in rain in Alexander Johnston's, Atlas of Astronomy, 1855 @LindaHall_org
Collection of astronomical instruments, celestial charts, & a world map by James Ferguson, c. 1769 @librarycongress.