- University of California, Berkeley (4)
- Association for Symbolic Logic (2)
- Henkin, Leon (2)
- International Union of the History and Philosophy of Science. Division of Logic, Methodology and Philosophy of Science (2)
- Tarski, Alfred, 1902- (2)
- Addison, J. W. (John West), 1930- (1)
- American Mathematical Society (1)
- Balakrishnan, A. V. (1)
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- International Symposium on the Theory of Models (1)
- Morrey, Charles Bradfield, 1907- (1)
- Neustadt, Lucien W. (1)
- Society for Industrial and Applied Mathematics (1)
- Symposium in Pure Mathematics (1)
- Tarski Symposium (1)
- University of Southern California (1)
- Zadeh, Lotfi Asker (1)