The Big Bang Theory

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Appears on these pages

  • Professor Proton

    Arthur Jeffries, Ph.D.—a.k.a. Professor Proton— was a down-on-his-luck former children's science...

  • The Proton Resurgence

    "The Proton Resurgence" is the twenty-second episode of the sixth season of the American sitcom...

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current12:19, May 30, 2013Thumbnail for version as of 12:19, May 30, 2013640 × 360 (22 KB)Sheldon Cooper PhD (wall | contribs)


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