Apparent Right Ascensions and North Polar Distances of Coggia's Comet (c 1874) deduced from observations with the 4½ inch equatorial of the Windsor Observatory, N.-S.-Wales
John Tebbutt. "Apparent Right Ascensions and North Polar Distances of Coggia's Comet (c 1874) deduced from observations with the 4½ inch equatorial of the Windsor Observatory, N.-S.-Wales." Astronomical Notes - Astronomische Nachrichten 86.6-8 (1875) 120-122