Online Book Subjects: Hudson Observatory

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Cover of Astronomical observations made at Hudson Observatory, latitude 41° 14' 37" north, and longitude 5h. 25m. 42s. west

Astronomical observations made at Hudson Observatory, latitude 41° 14' 37" north, and longitude 5h. 25m. 42s. west

Loomis, Elias; American Philosophical Society.
[Publisher not identified]
[1839?]