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Astronomical, magnetic and meteorological observations made during the year ... [[1895-1899=1890-1891] / United States Naval Observatory (USNO)
[périodique] Voir les bulletins disponibles
[périodique] Voir les bulletins disponibles Astronomical, magnetic and meteorological observations made during the year ... [[1895-1899=1890-1891] [texte imprimé] / United States Naval Observatory (USNO), Auteur . - Washington, D.C. : United States Naval Observatory (USNO). 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)
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