Poznań - new ZOO (under construction), June 1969 r.
So-called "collective social action" (obligatory, pseudo-spontaneous
work "for the society" by the Museum staff).
From the right: (1) Lech Krzyżaniak, Ph.D.; (2) Stanisław Jasnosz, Ph.D.;
(3) Zbigniew Pieczyński, MA; (4) Zenon Głogowski, MA.
Photo: Klaudyna Kucharska.