Laboratory exercises in physics for secondary schools (1902)
Twiss, George Ransom, b. 1863 · New York, London, The Macmillan company · leaf 219
e where thestrip is. (e) Without otherwise changing the position of the prism, rotate it a little, first one way and then the other, about its axis, until the colors , re_ show with the greatest distinctness moved, leaving the and brilliancy. This will occur at circular aperture; ., , n . . , . _.… … Fig. 46. — Chim-ney of wood andsheet iron for Exer-cises 42 and 43. The
Physics
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