Size of this preview: 640 × 415 pixels. Other resolution: 320 × 207 pixels. Full resolution (download) (890 × 577 pixels, file size: 598 KB, MIME type: image/png) About File History Metadata There is no description yet. Add a description. Appears on these pages of Professor Proton Arthur Jeffries, Ph.D.—a.k.a. Professor Proton— was a down-on-his-luck former children's science... The Opening Night Excitation "The Opening Night Excitation" is the eleventh episode of the ninth season of the American... File history Click on a date/time to view the file as it appeared at that time. Date/TimeThumbnailDimensionsUserComment current21:41, December 19, 2015890 × 577 (598 KB)Physicsisphun! (wall | contribs) Metadata This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file. Horizontal resolution 37.79 dpc Vertical resolution 37.79 dpc Read more This page lists the Main Characters on The Big Bang Theory whose names have appeared during the... Main Characters Leonard Hofstadter Sheldon Cooper Retrieved from "http://bigbangtheory.wikia.com/wiki/File:Bet51.png?oldid=183143" Ad blocker interference detected! Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.