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[périodique]
Etat des collections
[périodique] Astronomical, magnetic and meteorological observations made during the year ... [texte imprimé] / United States Naval Observatory (USNO), Auteur . - Washington, D.C. : United States Naval Observatory (USNO), 1895-1899=1890-1891. ISSN : 1061-3137 Suite de : Observations made during the year ... at the United States Naval Observatory. Devient : Publications of the United States Naval Observatory (cote PO56) Langues : Anglais (eng)
Etat des collections
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