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Sacramento, California, USA - March 19, 2011: 1956 Israel postage stamp with a portrait of Albert Einstein to the right of his E=mc2 equation.
Postage stamp San Marino 1949 stamps printed in San Marino shows Ugo Bassi, Centenary of Garibaldi's escape to San Marino, circa 1949
Starry disk around supermassive black hole, illustration
Set gemstones crystal minerals for relaxation and meditation. Energy healing minerals. Witchcraft, Crystal Ritual, Relaxing Chakra, aura readings. Flat lay, top vie
London, England 1800s: The Royal Observatory, Greenwich is in Greenwich Park in south east London.\n\nCommissioned in 1675 by King Charles II. The site was chosen by Sir Christopher Wren,
Vintage photograph of Camille Flammarion, French astronomer, looking through telescope at Observatory at Juvisy-sur-Orge, 1890s
Silhouette of a man, telescope, stars, planets and shooting star under the night sky.
The famous Danish philosopher and author Søren Kirkegaard (1813-1855) is buried - with his family - in Assistens Cemetery.\nAssistens Cemetery in the district Nørrebro in Copenhagen, Denmark was established in 1790 outside the old walls of Copenhagen. Many famous Danes are buried there
Cancelled United States of America 3 cent stamp featuring Friendship - The Key To World Peace
Antique and age-old technology tool ;Planetary globe invented by Muslim astronomers, in Mardin Kasımiye Madrasa,Türkiye
A drawing of Primoz Trubar as depicted on the Tolar banknote on a white background
a vintage Stepan Osipovich Makarov photo postcard of 1900s,  ready for any usage of  historic events background usage.
Vintage Sundial With Zodiac Sign
Supernova remnant Sh2-240 (Simeis 147) Spaghetti Nebula spreading over Taurus and Auriga (monochrome image)
Vintage photograph of Max Müller, a German-born philologist and Orientalist, who lived and studied in Britain for most of his life. He was one of the founders of the western academic disciplines of Indian studies and religious studies
Scientist in a laboratory portrait from Israeli pound
Portrait of Stephanus Johannes Paulus Kruger (Paul Kruger), 3rd State President of the South African Republic (1825 - 1904). Vintage photo etching circa late 19th century.
Ancient Iberian bronze coin minted in Belaiscom. As.
Concrete pump pipe cleaning ball like planet
Isolated scattered close up porous microsphere in the background 3d rendering
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A closeup of the sun in the H-Alpha spectrum
Vintage photograph of Thomas Hardy an English novelist and poet.
Illustration from 19th century.
Rocks (shape and texture)
Richmond, Virginia, USA - July 9th, 2013:  Cancelled Stamp From Israel Featuring The Scientist, Albert Einstein.
transparent adhesive round plastic sticker label isolated on black background
Portrait of General Petrus Jacobus Joubert “Piet Joubert” (1831 - 1900). Vintage photo etching circa late 19th century.
Free Images: "bestof:Astronomer Elizabeth Roemer (1929- ) won the 1946 Science Talent Search and went on to discover the asteroids 1930 Lucifer (discovered October 29, 1964) and"
Elizabeth_Roemer_(1929-_),_at_her_desk_at_the_U.S._Naval_Observatory,_Flagstaff_(Arizona)_Station,_c._1963.jpg
Lise_Meitner_(1878-1968)_with_Science_Talent_Search_finalists,_1946.jpg
SLNSW 35324 Deaf and Dumb Building Elizabeth Street.jpg
SLNSW 43757 March of Labor rally turning from Park into Elizabeth Street.jpg
Penelope_Jo_Parsons_[Maddy].jpg
Paul_E._Teschan_(1923-_),_Watson_Davis_(1896-1967),_and_Marina_Prajmovsky_(1924-1974),_1942.jpg
John_Dee_Ashmolean.jpg
Charon_Discovery.jpg
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