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18 items

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L’Observatoire de Montpellier en 1780

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L’Observatoire de Montpellier en 1860

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Harvard Mining School Plat of the Observatory Grounds of Harvard University, surveyed October 1869

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South Elevation ; Section Looking North

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First Floor ; Second Floor ; Plan of Domes

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Portable Transit Instrument

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Meridian Circle

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Observatoire de Harvard : plan du cercle méridien

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Saturn, on the 15th of November 1852, from the drawings of W S Jacob, Esq HEIC Astronomer, with the Madras Equatorial

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Mars, as seen at Madras on the Lerebours Equatorial (…) on 18th and 23rd March 1854

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Annular Nebula in Lyra, AD 18h 48m 4, NPD 57° 8’

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The “Dumb Bell” Nebula, AD 19h 54m, NPD 67° 41’

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Wind Register

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LITTROW (Carl von)

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Observatoire de Harvard : plan de l’équatorial de l’ouest

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Harvard College Observatory

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COPERNIC (Nicolas)

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LE VERRIER (Urbain Jean Joseph)