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  1. By: Ahrens, August, - Germar, E. F. - Kaulfuss, Georg Fried. (Georg Friedrich),
    Publication info: Halae :Impensis Car. Aug. Kümmelii,[1812-1848]
    Holding Institution: Smithsonian Libraries
  2. By: Ahrens, August, - Liebe, - Müller, P. W. J. - Sturm, Johann Georg,
    Publication info: Halle :Joh. Chr. Hendel,1813-1821.
    Holding Institution: NCSU Libraries (archive.org)