Title: Astronomical observations made at Hudson Observatory, latitude 41⁰ 14' 37" north, and longitude 5h. 25m. 42s. west; with some account of the building and instruments. Read October 4, 1839.
Authors: Loomis, Elias, 1811-1889.
Publisher: Amer. Philosophical Soc.
Year: 1839
Subjects: Hudson Observatory, Hudson, Ohio.; Astronomy Observations; Astronomical observatories.