POLISH ACADEMY OF SCIENCES c c Warsaw, 28 November 1961
SECRETARY OF THE SCIENCE DEPARTMENT
c c c Most Honoured Professor!
c I cordially thank you for graciously remembering me and sending the offprints.
c The topics raised therein are of particular interest to me. I systematically collect various readings on the topic of human nature.
c c c c I enclose expressions of genuine esteem
c c c c c c c S Żółkiewski