00722nam a2200229Ia 4500 31087 BIBL 20160527190412.0 900327 a 01 0 eng d CCC89034183 EVLG 612.843 B414e c1 535.072 612.843 B414e Beeler, Nelson F. 200671 Local Experiments in optical illusion Nelson F. Beeler and Franklyn M. Branley; illus. by Fred H. Lyon. New York Crowell 1951. 114p illus. Includes index. Optical illusions. sears 145298 Local Optics sears 145309 Local Light Experiments sears 126169 Local 22871 22871 0 0 0 612_843000000000000_B414E 0 evl 114272 10 10 1 2016-05-27 43705 0 612.843 B414e 80000000642119 2016-05-27 00:00:00 r:31087 z:NCC:D 6