21 Free Artworks of Refracting Telescope

historical refracting telescopestelescopes containing lenses ground by alvan clark & sonsalvan clarkclassicismcollections of the helsinki observatorydecember 2012 in helsinkiyerkes observatoryunited states naval observatory1873 works in the united statesrefracting telescopes
PSM V51 D822 Telescope at yerkes observatory
popular science monthly illustrations/volume 51historical refracting telescopes
Houghton Typ 620.73.451 - Johannes Hevelius, Machinae coelestis, 1673
refracting telescopeharvard university
1851 07 28 Berkowski, 28 July 1851
astronomical objects on daguerreotypeskoenigsberg observatory
Yerkes 40 inch Refractor Telescope-2006, Alvan Clark
refracting telescopesyerkes observatory
Yerkes 40 inch Refractor Telescope-1897, Alvan Clark
refracting telescopesyerkes observatory
8-inch-Telescope-Leah, Alvan Clark
chabot space and science centerrefracting telescopes
Great Refractor
harvard great refractora. sonrel
Usno-telescope-equalized-1, Alvan Clark
united states naval observatory1873 works in the united states
Terrestial telescope
collections of the helsinki observatoryclassicism
Projection of light through a telescopic lense.
historical refracting telescopesoptics
Komeetanetsijä
collections of the helsinki observatoryclassicism
USNO Refractor 1904, Alvan Clark, circa 1904
united states naval observatory1873 works in the united states
Argelanderin refraktori 4
collections of the helsinki observatoryclassicism
Argelanderin refraktori 3
collections of the helsinki observatoryclassicism
Argelanderin refraktori 2
collections of the helsinki observatoryclassicism
Argelanderin refraktori 1
collections of the helsinki observatoryclassicism
US Navy 030826-N-9593R-043 Personnel at the U.S. Naval Observatory in Washington, D.C., prepare the facility's historic 26-inch refractor telescope for optical viewing of Mars, Alvan Clark
united states naval observatory1873 works in the united states
Triumphs and wonders of the 19th century, the true mirror of a phenomenal era - Yerkes Telescope - page 95, Alvan Clark, 1899
historical refracting telescopesyerkes observatory
USNO26in-2, Alvan Clark
united states naval observatory1873 works in the united states
Image taken from page 237 of 'The Half Hour Library of Travel, Nature and Science for young readers' (11237196445)
victorian architecture1896 illustrations
Berkowski-Eclipse Königsberg 1851, 28 July 1851
astronomical objects on daguerreotypessolar eclipse of 1851 july 28
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