RAS PresidiumVoprosy istorii estestvoznaniia i tekhniki

• A Body of Water as a “Biological Whole”: V. M. Rylov (1889–1942) and the Origin of Ecosystem Concepts in Aquatic Ecology

  Alexandra Rizhinashvili
  205-227

• A Forgotten Legacy: Boris Loutzky’s Contribution to the Development of the MAN Group

  Aleksandr Firsov
  228-257

• Dr. I. N. Kazakov’s “Miracles”: Scientific and Political Controversies around Lysate Therapy

  Roman A. Fando
  258-295

• “Dissertation Culture” in the Russian Empire: An Experience of the Russian Chemical Community

  Yulia Evdokimenkova / Natalya Soboleva
  296-322

• A Hard-Won Award: The History of Awarding the Stalin Prize to M. M. Zavadovskii

  Oleg Belozerov
  323-340

• Calendar of Jubilee Dates

  Marina Shleeva
  341-344

• Calinger, R. S. Leonhard Euler: Mathematical Genius in the Enlightenment (Princeton, 2016), ISBN 978-0-691-11927-4

  Elena Polyakhova / Vladimir Korolev
  345-359

• Shilov, V. V., Kitov, V. A. (eds.) Anatoly Ivanovich Kitov (Moscow, 2020), ISBN 978-5-317-06344-3

  Sergey Demidov
  360-363

• Sobolev, D. A. The Chronicle of Soviet Civil Aviation. 1941– 1960 (Moscow, 2020), ISBN 978-5-907245-23-5

  Vasilii Chesnov
  364-368

• Mustafin, D. I., Sanatko, M. D. The History of Chemistry for Sustainable Development. Iatrochemistry and Iatrophysics: A Teaching Aid (Moscow, 2020), ISBN 978-5-7237-1768-8

  Zahar Gelman
  369-373

• Books in Brief

  Marina Shleeva
  374-376

• Ceremonial Meeting Devoted to Galina Pavlovna Matvievskaya’s Jubilee

  Sergey Demidov / Evgenij Zaitsev / Svetlana Petrova / Galina Smirnova
  377-382

• Events in Brief

  Editorial Office of the Voprosy Istorii Estestvoznaniia i Tekhniki journal
  383-386

• Dissertations

  Marina Shleeva
  387-388