Pn31.png 1,190pages on this wiki Add New Page Edit History Talk0 Size of this preview: 640 × 337 pixels. Other resolution: 320 × 169 pixels. Full resolution (download) (824 × 434 pixels, file size: 566 KB, MIME type: image/png) About File History Metadata There is no description yet. Add a description. Appears on these pages of Leonard Hofstadter/Gallery - Groups Add an image Leonard Hofstadter/Gallery - Male Friends Add an image The Positive Negative Reaction "The Positive Negative Reaction" is the sixteenth 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 current23:43, February 23, 2016824 × 434 (566 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 Episode 11.22 Episode 11.20 Episode 11.03 Retrieved from "http://bigbangtheory.wikia.com/wiki/File:Pn31.png?oldid=189745" 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.