IT may interest some of your readers to know that they can for themselves observe in the most accurate manner the motion of the compound pendulum described by Mr H. Airy * by merely attaching the ends ...
HAVING read with much interest Mr. Hubert Airy's communication to NATURE (NO. 94), on “Pendulum Autographs,” I wish to say a word on the compound pendulum long ago devised, I believe for the first ...
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