• publisher: Bonn, Bei A. Marcus
  • creator: Universitäts-Sternwarte zu Bonn Argelander, Fr. (Friedrich), 1799-1875 Schönfeld, Eduard, 1828-1891
  • contributor: Argelander, Fr. (Friedrich), 1799-1875. Scho虉nfeld, Eduard, 1828-1891.
  • Keyword: Astronomy Observations.
  • years: 1846-1886.
  • pages: 8 v. ;
  • language: ger
  • lccn: m
  • class: QB4
  • notes: Vol. 1-6, 8 have also special t.p.
  • download: pdf file