• publisher: N. Kymmel
  • creator: Gustav Lang
  • contributor: University of Wisconsin - Madison
  • mediatype: texts
  • years: 1890
  • pages: 238
  • language: German
  • notes: Reprinted from Rigasche Industrie-Zeitung, Jahrg. 1889, Nr. 20, 21, 23, 24 and Jahrg. 1890, Nr. 8-10,12-15.
  • download: pdf file