Zones of stars observed at the United States Naval Observatory with the Meridian Circle in the years 1847, 1848, and 1849.

APA Citation

United States Naval Observatory. (1873). Zones of stars observed at the United States Naval Observatory with the Meridian Circle in the years 1847, 1848, and 1849. Washington: Government Printing Office.

MLA Citation

United States Naval Observatory. Zones of Stars Observed At the United States Naval Observatory With the Meridian Circle In the Years 1847, 1848, And 1849. Washington: Government Printing Office, 1873.