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rhe Mrh diirnGnslon sirmpuy explained

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Henry p. mtannlng

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In January 1909 a friend of the Scientific American paid 500$ to be awarded as a

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prize for the best popular explanation of the 4th Dimension. The object being to set

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forth in an essay not longer than 2500 words the meaning of the term so that the lay

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reader could understand it. 245 essays were submitted; the 500$ prize was

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awarded to Lieut.-Col. Fitch, Corps of Engineers, USA, and the essay was

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published in the Scientific American of July 3rd 1909.

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Despite the character of the subject, extraordinary interest was manifested in the

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contest and essays were received from almost every civilized country. Because of

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this, it has seemed advisable to preserve a few of the essays which were submitted.

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Prof. H. P. Manning (Brown Univ.) has chosen essays which lend themselves best

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for the purpose of a popular book on the Fourth Dimension, i.e., those which

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present the subject from as many different points of view as possible. 22 of the

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essays are collected in this book.

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gggcI Pop Ubnluox.ong by nuoluLG

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totol running rime ©:oe:oe

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This LibriVox recording is in the public domain and may be reproduced, distributed or modified without

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permission. The LibriVox objective is to make all books in the public domain available, for free, in

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audioformat on the Internet. For more information, or to volunteer, please visit librivox.org.

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Cover image: tesseract frame courtesy of Jason Hise. Cover designed by Availle.This design is in the public domain.

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