File:Voyage in Space page023.png
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Size of this preview: 363 × 600 pixels. Other resolutions: 145 × 240 pixels | 290 × 480 pixels | 804 × 1,328 pixels.
Original file (804 × 1,328 pixels, file size: 76 KB, MIME type: image/png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 11:12, 19 December 2015 | 804 × 1,328 (76 KB) | Keith Edkins | {{Information |Description={{en|1=A Peaucellier cell used to demonstrate the inverse square law of gravity. The force required to support the node ''C'' is inversely proportional to the square of the distance ''CS''.}} |Source=A Voyage in Space[https:... |
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