Lihat Juga

• Observations of Asteroids and Comets made with the Equatorial of the U. S. Naval Observatory, Washington
  oleh: Davis, C. H.
  Terbitan: (1866)
• Observations of the Comet II. 1863, made with the Equatorial at the U. S. Nav. Observatory Washington
  oleh: Ferguson, James, et al.
  Terbitan: (1863)
• Equatorial Observations made at the U. S. Naval Observatory in Washington
  oleh: Hall, A.
  Terbitan: (1873)
• Observations of Barnard's Comet made at the U. S. Naval Observatory, Washington
  oleh: Frisby, Edgar
  Terbitan: (2006)
• Observations of Comets, made with the Northumberland Equatorial at the Cambridge Observatory
  oleh: Challis, J.
  Terbitan: (1860)