Trudy Imperatorskago S.-Peterburgskago obshchestva estestvoispytatelei . Travaux de la Socie te de naturalistes de St. Pete rsbourg.

Imprint and place of publication vary; some volumes published: I U r ev : Pech v. Tip. K. Mattisena.Latest issue consulted: 1911 g., no 2-8.Description based on issue published in 1896.Some issues have distinctive titles.Distinct volume numbering begins with the <1909> issue: 3-4.Series numbering for t. <34> repeats itself.Not all volumes <1896, 1903> contain the "vypusk" 3 enumeration.Beginning with vol. 28 (1898) "vypusk 3-i " or just "3" in series numbering corresponds to this section of the Society: Otdi e lenie botaniki.Mode of access: Internet