published on: 2014-04-24 05:36:04
engineeringhistory: The first successful working laser, constructed
caitlingillam: Switzerland: Let There Be Light {by Tim on Flickr}
Space Ghost Naftalina
assbonus: http://assbonus.tumblr.com/
drowning in the arrogance
chocolatefoood: Ham, Swiss, and Jalapeño Stuffed Pretzels