PUBLICATIONS AND MEETING PAPERS REPORTS PRESENTED Annual IRE-AIEE Joint Meeting, Chicago, Illinois March 4, 1960 W. S. McCulloch, The arithmetic of ionic computers (invited) Meeting of the Linguistic Circle of Columbia University, New York March 5, 1960 V. H. Yngve, A model and an hypothesis for language structure (invited) Symposium on Neural Mechanisms, Information Theory and Behavior, Battle Creek, Michigan March 10-11, 1960 M. A. B. Brazier, An exploration of the electroencephalogram in terms of its statistical characteristics Ninth Annual Alfred Korzybski New York March 12, 1960 Memorial Lecture, Institute of General Semantics, W. S. McCulloch, What is a number, that a man may know it, may know a number? (invited) American Otological Society Meeting, March 13-14, 1960 N. Y-S. Kiang and W. T. Peake, from the cochlea (invited) Miami Beach, and a man, that he Florida Components of electrical responses recorded Research Conference on "Patterns of Transition from Hospital to Community," Massachusetts Mental Health Center, Boston, Massachusetts March 24-26, 1960 W. S. McCulloch, Abracadabra (invited) Dedication of the University Computation Center, University of North Carolina, Chapel Hill, North Carolina March 30, 1960 V. H. Yngve, Computers and the humanities (invited) University of Maryland Medical School, Baltimore, April 2, 1960 Maryland W. S. McCulloch, Machines that act like brains (Lecture in a course, entitled "Man and His Environment") (invited) MEETING PAPERS PRESENTED (continued) Stromberg-Carlson Company, Rochester, New York April 5, 1960 R. M. Fano, A survey of coding theory (invited) Federation of American Society for Experimental Biology Meeting, April 11-15, 1960 Chicago, Illinois W. T. Peake and N. Y-S. Kiang, Cochlear responses to condensation and rarefaction clicks American Mathematical Society Annual Meeting, April 14-16, 1960 G. H. New York Matthews, Denumerability of the sentences of natural languages American Mathematical Society Symposium on the Structure of Language and Its Mathematical Aspects, New York April 14-16, 1960 R. H. Abernathy, N. Chomsky, The problem of linguistic equivalents (invited) On the notion "rule of grammar" (invited) M. Eden, On the formalization of handwriting (invited) M. Halle, On the role of simplicity in linguistic description (invited) R. Jakobson, Linguistics and communication theory (invited) V. H. Yngve, The depth hypothesis (invited) Thirty-first Annual Meeting, Eastern Psychological Association, New York April 15-16, 1960 Eda Berger and 0. Gutierrez-Costa, photic stimulation J. A. Swets, Evoked cortical responses to repetitive A psychophysical approach to wavelength analysis International Symposium on Active Networks and Feedback Systems, Polytechnic Institute of Brooklyn, New York April 19-21, 1960 P. Penfield, Jr., and Rowe Generalization of the frequency-power formulas of Manley Bell Telephone Laboratories Symposium, Murray Hill, New Jersey April 25, 1960 W. A. Rosenblith, The quantitative assessment of the electrical activity of the nervous system (invited) X111 MEETING PAPERS PRESENTED (continued) American Physical Society Meeting, Washington, D. C. April 25-28, 1960 B. B. Aubrey and L. C. Bradley III, Measurement of the atomic g values of Hg 2 Hg 199 , and Hg 201 in the 6 3 P 2 state H. R. Hirsch, Hyperfine structure of Hgl technique 99 02 : An application of the level-crossing C. V. Stager and R. H. Kohler, Hyperfine structure of Hg 199 and Hg 3 state P 1 in the Institute of Neurological Sciences Seminar, University of Pennsylvania, Philadelphia, Pennsylvania April 26, 1960 W. A. Rosenblith, Electrical responses to sensory stimulation (invited) IRE, PGME, Boston Section Meeting, Boston, Massachusetts April 26, 1960 W. T. Peake, Panel Discussion: Pan-American Medical Congress, May 2-9, 1960 Biomedical electronics as a career (invited) Mexico City, Mexico M. A. B. Brazier, Monitoring of the electroencephalogram involving extra-corporeal circulation (invited) University of Nebraska, May 5, 1960 R. M. Lincoln, Nebraska during operations (Two lectures) Fano, Communication theory and applications (invited) Interdisciplinary research in the communication sciences (invited) National Symposium Program, San Diego Section IRE Meeting, San Diego, California May 9-12, 1960 W. P. Allis, Propagation of waves in a plasma in a magnetic field (invited) National Aeronautical Electronics Conference, Dayton, Ohio May 24, 1960 B. G. Farley and W. A. Clark, Jr., Activity in networks of neuro-like elements Second Symposium of Ordnance Physicists, Duke University, Durham, May 24-26, 1960 S. C. Brown, Radiation from plasmas (invited) xiv North Carolina JOURNAL ARTICLES ACCEPTED FOR PUBLICATION (Reprints, if available, may be obtained from the Document Room, 26-327, Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge 39, Massachusetts.) G. L. Gerstein, Analysis of firing patterns in single neurons (Science) T. J. Goblick and R. M. Bevensee, Variational principles and mode coupling in periodic structures (Trans. IRE, PGMTT) P. Gottlieb, Sound source near a velocity discontinuity (J. D. M. Acoust. Soc. Am.) Green, Psychoacoustics and detection theory (J. Acoust. Soc. Am.) M. Halle, Review of "Materialy po masinnomu perevodu," by I. Sbornik (Language) H. R. Hirsch and C. V. Stager, Hyperfine structure of Hg level-crossing technique (J. Opt. Soc. Am. ) A. S. House, Formant band widths and vowel preference (J. 97 - An application of the Speech Hearing Res.) N. Y-S. Kiang and W. T. Peake, Components of electrical responses recorded from the cochlea (Ann. Otol., Rhinol. , and Laryngol. ) G. H. Matthews, Review of "Crow Texts," (J. Am. Folklore) Collected and edited by Robert H. J. P. Reames, Evaporation of thin cathodoluminescent Symposium, American Vacuum Soc.) J. A. Swets, W. P. Tanner, Jr., ception (Psychol. Rev.) L. Tisza, and T. G. Birdsall, Lowie films (Trans. Sixth National Decision processes in per- The thermostatic theory of phase equilibrium (Ann. Phys.) LETTERS TO THE EDITOR ACCEPTED FOR PUBLICATION R. L. Kyhl, Plotting impedences with negative resistive components PGMTT) (Trans. IRE, E. R. Pike and J. F. Cochran, A simple transistor-operated oven-temperature regulator (Rev. Sci. Instr.) A. Zacharias and L. D. PGED) Smullin, Noise reduction in electron beams (Trans. IRE, TECHNICAL REPORTS PUBLISHED (These and previously published technical reports, if available, may be obtained from the Document Room, 26-327, Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge 39, Massachusetts.) 356 358 I. M. Jacobs, Connectivity in Probabilistic Graphs A. Zacharias and L. D. 3000 Mc Smullin, Noise Measurements on Electron Beams at SPECIAL PUBLICATIONS W. P. Allis and S. J. Buchsbaum, The conductivity of an ionized gas in a magnetic field, in Dynamics of Conducting Gases, edited by A. B. Campbell and J. S. Fenn (Northwestern University Press, Evanston, Illinois, 1960) N. Y-S. Kiang and W. T. Peake, Components of electrical responses recorded from the cochlea (Trans. Am. Otological Soc., Inc.) W. S. McCulloch, What is a number, that a man may know it, know a number? (Bull. General Semantics) J. and a man, that he may McCarthy, Recursive functions of symbolic expressions and their computation by machine, Part I (Communications of the Association for Computing Machinery, April, 1960) xvi