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English: Three forces add to zero
Source Own work
Author Guy vandegrift


I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons

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current15:25, 26 November 2013Thumbnail for version as of 15:25, 26 November 2013434 × 243 (24 KB)Guy vandegriftAdded words for colorblind readers. I wrote the original and am currently the sole user. ---~~~~
02:39, 26 November 2013Thumbnail for version as of 02:39, 26 November 2013434 × 243 (19 KB)Guy vandegriftUser created page with UploadWizard