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A closeup of a 100 American dollar banknote
Female medical researchers working together in university science laboratory
Benjamin Franklin cut on new 100 dollars banknote and Nicolaus Copernicus cut on 1000 Polish zloty  for design purpose
Two mid adult female technicians work side by side on separate experiments in the lab.
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A view of Çanakkale Martyrs Monument, Memorial of the battle of Gallipoli
Washington Politics - White House
Cancelled Stamp From The United States Featuring Frederick Douglass A Greater Writer And Former Slave.  He Died Over 115 Years Ago In 1895.
A closeup of a rare two dollar bill banknote
Uruguay, 20 pesos banknote, Financial background, close up
Belarus Ballet National Theatre Pattern Design on Belarusian Banknotes
Vintage elements of old paper banknotes.Bonistics.Old Soviet banknotes 25 rubles worth.Fragment  banknote for design purpose.USSR money
Antique American Photograph: The White House, Washington, D.C., United States, 1893: Original edition from my own archives. Copyright has expired on this artwork. Digitally restored.
This pink and blue vintage stamp depicts the General Federation of Women's Clubs
Independence Hall
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A drawing of Primoz Trubar as depicted on the Tolar banknote on a white background
Money banknotes, US dollars. US inflation and economy concept
Vintage photograph of The White House, Washington DC,19th Century
Production building by the lake from money - kroner
Scientist looking at research results in modern laboratory
New York City Hall is the seat of New York City government, located in Lower Manhattan. The building is the oldest city hall in the United States that still houses its original governmental functions,the office of the Mayor of New York City.
Independence Hall on a 100 USD banknote
Cancelled Stamp From The Dominican Republic Featuring Former President Trujillo.
Vintage elements of paper banknotes.Bonistics.Fragment of 100 US dollar banknote for design purpose. United States of America
Benjamin Franklin cut on new 100 dollars banknote and Nicolae Iorga cut on old 10000 Romanian lei banknote
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Nietzsche Archive from German money - mark
Vintage photograph of Camille Flammarion, French astronomer, in his study in Paris, 1890s. Nicolas Camille Flammarion FRAS was a French astronomer and author. He was a prolific author of more than fifty titles, including popular science works about astronomy, several notable early science fiction novels
Free Images: "bestof:Wiley conducting experiments in his laboratory in the Department of Agriculture (two assistants unidentified) Harvey Washington Wiley (October 30, 1844, Kent,"
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