Part 45

Calculus Ratiocinator, 109

Calendars as computers, 24

California Institute of Technology, 169

Cancer Society, American, 193

Candide, 30

Capek, Karel, 43, 121, 215

Caplin, Mortimer, 150

Carroll, Lewis, 38, 118

CDC 1604 computer, 165

Celanese Corp. of America, 207

Celestial simulator, 85

Census, 41

Census Bureau, U. S., 149

Chain circuit, 127

Characteristica Universalis, 109

Charactron tube, 66

Checkers (game), 8, 143

Checking, computer, 60

Checkout computer, 183

Chemical Corp., 249

Chess, 8, 9, 16, 35, 99, 142, 156

Circuit chain, 127 delay-line, 63 flip-flop, 63, 115 molecular, 9, 253 printed, 62 reverberation, 128

Clapp, Verner, 248

Clarke, Arthur C., 265

CLASS teaching machine system, 226-228

Clock, 20, 24, 56, 85

COBOL language, 234

Code, computer binary-coded decimal, 103, 106 binary-octal, 106 economy, 106 excess-3, 105, 114 “Gray,” 106 reflected binary, 106 self-checking, 105