No higher resolution available. Bob7.jpg (download) (500 × 340 pixels, file size: 39 KB, MIME type: image/jpeg) About File History Metadata There is no description yet. Add a description. Appears on these pages of Leonard Hofstadter/Gallery - Groups Add an image 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... File history Click on a date/time to view the file as it appeared at that time. Date/TimeThumbnailDimensionsUserComment current00:29, April 27, 2013500 × 340 (39 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 96 dpi Vertical resolution 96 dpi Image height 500 px Image width 340 px Date and time of digitizing 18:44, April 25, 2013 File change date and time 18:45, April 25, 2013 Date metadata was last modified 18:45, April 25, 2013 Software used Adobe Photoshop CS3 Windows Read more The Junior Professor Solution The Expedition Approximation The Locomotion Interruption Retrieved from "http://bigbangtheory.wikia.com/wiki/File:Bob7.jpg?oldid=65851" 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.