File:Voyage in Space page172.png

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Original file (1,732 × 1,096 pixels, file size: 115 KB, MIME type: image/png)

Summary

Description
English: A hoop, at rest (left), and rotating about an axis through it (right).
Date
Source A Voyage in Space[1].
Author Herbert Hall Turner

Licensing

Public domain

The author died in 1930, so this work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 80 years or fewer.


This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

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Date/TimeThumbnailDimensionsUserComment
current15:45, 21 December 2015Thumbnail for version as of 15:45, 21 December 20151,732 × 1,096 (115 KB)Keith Edkins{{Information |Description={{en|1=A hoop, at rest (left), and rotating about an axis through it (right).}} |Source=A Voyage in Space[https://archive.org/details/voyageinspacecou00turnrich]. |Author=Herbert Hall Turner |Date=1913 |Permission= |other_ver...

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