• publisher: Tartu (Dorpat, Jurjew)
  • creator: Tartu. Astronoomia Observatoorium. [from old catalog]
  • Keyword: Astronomy Collected works. [from old catalog]
  • years: 1850-1960.
  • pages: v. in
  • class: QB4
  • notes: Serial.
  • download: pdf file