Lynde, Carleton John, b. 1872, Gilbert, Alfred C. (Alfred Carlton), 1884-1961 · New Haven, Conn. : A.C. Gilbert Co. · leaf 96
surfaces with water between, and when it stands on edgethe water runs toward the bottom and the film becomes a narrowprism. Now the light is reflected partly from the front film andpartly from the back film, and where the films are 1-4, 3-4, 5-4waves of red light apart, the red waves from the rear… … little above and belowthese points the bluewaves destroy eachother, and you see redlight. FUN WITH SUN-LIGHT Fig. 145. You produce a beautiful spectrum bymeans of your prism Experiment No. 84. The prism spectrum.Allow a beam of sun-light to pass through 94 GILBERT BOY ENGINEERING
Light · Scientific recreations
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