This is a more general type of machine than the Voder. The Vocoder is both an analyzer and synthesizer of human speech. POTTER, RALPH K., GEORGE A. KOPP, and HARRIET C. GREEN, _Visible Speech_, New York: D. Van Nostrand Co., 1947, 441 pp. ANONYMOUS, Pedro the Voder: A Machine that Talks, _Bell Laboratories Record_, vol. 17, no. 6, Feb. 1939, pp. 170-171. Weather Some of the possibilities of machines dealing with weather information are covered in: LAGEMANN, JOHN K., Making Weather to Order, _New York Herald Tribune: This Week_, Feb. 23, 1947. SHALETT, SIDNEY, Electronics to Aid Weather Figuring, _The New York Times_, Jan. 11, 1946. ZWORYKIN, V. K., _Outline of Weather Proposal_, Princeton, N. J.: Radio Corporation of America Research Laboratories, Oct. 1945, 11 pp. ANONYMOUS, Weather Under Control, _Fortune_, Feb. 1948, pp. 106-111 ... The Robot Machine ČAPEK, KAREL, _R. U. R._ (translated from the Czech by Paul Selver), New York: Doubleday, Page & Co., 1923. LAGEMANN, JOHN K., From Piggly Wiggly to Keedoozle, _Collier’s Magazine_, vol. 122, no. 18, Oct. 30, 1948, pp. 20-21 ... LEAVER, E. W., and J. J. BROWN, Machines Without Men, _Fortune_, vol. 34, no. 5, Nov. 1946, pp. 165 ... PEASE, M. C., Devious Weapon, _Astounding Science Fiction_, vol. 53, no. 2, Apr. 1949, pp. 34-43. SHANNON, CLAUDE E., _Programming a Computer for Playing Chess_, Bell Telephone Laboratories, Oct. 8, 1948, 34 pp. SHELLEY, MARY W., _Frankenstein_ (in Everyman’s Library, No. 616), New York: E. P. Dutton & Co., last reprinted 1945, 242 pp. SPILHAUS, ATHELSTAN, Let Robot Work for You, _The American Magazine_, Dec. 1948, p. 47 ... ANONYMOUS, Another New Product for Robot Salesmen, _Modern Industry_, vol. 13, no. 2, Feb. 15, 1947. ANONYMOUS, The Automatic Factory, _Fortune_, vol. 34, no. 5, Nov. 1946, p. 160 ... ANONYMOUS, Machines Predict What Happens in Your Plant, _Business Week_, Sept. 25, 1948, pp. 68-69 ... NAME INDEX _Note: This list of persons mentioned in the text includes names of fictional characters. The subject index, which follows, includes all other names._ Aiken, Howard H., 90-112, 177-8, 232, 245-6 Alexander, Samuel N., 251 Alquist, 200 Alt, Franz L., 142, 237, 247, 253 Archer, R. M., 241 Aristotle, 152