Reviews - Noam Chomsky. Syntactic structures. Janua linguarum, Studia memoriae Nicolai van Wijk dedicata, series minor no. 4. Mouton & Co., ‘s-Gravenhage1957, 116 pp. - Noam Chomsky. Three models for the description of language. A reprint of XXIII 71. Readings in mathematical psychology, volume II, edited by R. Duncan Luce, Robert R. Bush, and Eugene Galanter, John Wiley and Sons, Inc., New York, London, and Sydney, 1965, pp. 105–124. - Noam Chomsky. Logical structures in language. American documentation, vol. 8 (1957), pp. 284–291. - Noam Chomsky and George A. Miller. Finite state languages. Information and control, vol. 1 (1958), pp. 91–112. Reprinted in Readings in mathematical psychology, volume II, edited by R. Duncan Luce, Robert R. Bush, and Eugene Galanter, John Wiley and Sons, Inc., New York, London, and Sydney, 1965, pp. 156–171. - Noam Chomsky. On certain formal properties of grammars. Information and control, vol. 2 (1959), pp. 137–167. Reprinted in Readings in mathematical psychology, volume II, edited by R. Duncan Luce, Robert R. Bush, and Eugene Galanter, John Wiley and Sons, Inc., New York, London, and Sydney, 1965, pp. 125–155. - Noam Chomsky. A note on phrase structure grammars. Information and control, vol. 2 (1959), pp. 393–395. - Noam Chomsky. On the notion “rule of grammar.”Structure of language and its mathematical aspects, Proceedings of symposia in applied mathematics, vol. 12, American Mathematical Society, Providence 1961, pp. 6–24. - Arthur Sard, Noam Chomsky, W. P. Livant, A. G. Oettinger, L. M. Court. Comments. Structure of language and its mathematical aspects, Proceedings of symposia in applied mathematics, vol. 12, American Mathematical Society, Providence 1961, pp. 255–257.