A Section of the Constellation Cygnus (August 13, 1885), 1885, Albumen silver print from glass negative, 25.8 x 21.2cm (10 3/16 x 8 3/8in.), Photographs, Paul Henry (French, 1848–1905), Prosper Henry (French, 1849–1903), Astronomers at the Paris Observatory, the brothers Paul and Prosper Henry inherited in 1872 a project begun twenty years earlier--the mapping of the heavens by means of painstaking observation, calculation, and notation
Keywords:
Section, Constellation Cygnus, August 13, 1885, Albumen silver print, glass negative, 25.8 x 21.2cm, 10 3/16 8 3/8in, Photographs, Paul Henry, French, 1848–1905, Prosper, 1849–1903, Astronomers, Paris Observatory, brothers Paul, Henry inherited, 1872, project begun, twenty, years, earlier, mapping, heavens, means, painstaking observation, calculation, notation
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