How to Build a Solar Cooker

Learn the latest breakthrough in solar cooker design from an article which originally appeared in the June 1923 issue of Science and Invention.

045-088-02-regulating-mirro
The method of regulating the mirror is indicated in the drawing at the left. An alarm clock with a twelve-pin wheel releases an escapement pin secured to a motor movement. The weight turns the mirror to the west a fixed distance every five minutes.
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