Description of the altitude and azimuth instrument erected at the Royal Observatory, Greenwich, in the year 1847
Publisher: publisher not identified
Published: 1847
Place of publication: Place of publication not identified]
Language: eng
Number of pages: 23
Subjects: Astronomical instruments; Astronomical observatories; Greenwich Royal Observatory
Other titles: Greenwich astronomical observations, 1847.
Notes: "Extracted from the introduction of to the Greenwich astronomical observations, 1847."