Alfred North Whitehead
Thomas J. Jech
A. G. Hamilton
Giorgio Imbraguglia
Paul Duponchel
Horst Herrlich
Gereon Wolters
Herman Rubin
Daguo Xiong
Ferdinand Gonseth
Robert Blanché
Johannes Schultz
John Mueller Anderson
Evandro Agazzi
Elisabeth Leiss
Piotr Kulicki
Stevo Todorcevic
International Symposium on the Axiomatic Method, with Special Reference to Geometry and Physics, University of California, Berkeley, 1957/58
Franz, Wolfgang