Browse history From year (and earlier): From month (and earlier): all January February March April May June July August September October November December Deleted only For any version listed below, click on its date to view it. For more help, see Help:Page history. (cur) = difference from current version, (prev) = difference from preceding version, m = minor edit, → = section edit, ← = automatic edit summary (cur | prev) 18:34, October 29, 2019 Doug86 (Talk | contribs) . . (552 bytes) (-7) . . (undo) (cur | prev) 17:17, September 20, 2015 Captainmike (Talk | contribs) . . (559 bytes) (+48) . . (undo) (cur | prev) 14:18, August 4, 2012 Captainmike (Talk | contribs) . . (511 bytes) (+19) . . (exlk) (undo) (cur | prev) 16:29, April 3, 2010 Captainmike (Talk | contribs) . . (492 bytes) (+492) . . (..) Retrieved from "https://memory-beta.fandom.com/wiki/Helium" Community content is available under CC-BY-SA unless otherwise noted.