published on: 2016-07-25 06:44:53
oldworldinventions: 1950(s): Computer room
magictransistor: The Montgolfier brothers in their hot-air balloon
dinosaurspen: Cryptographers Dorothy Du Boisson & Elsie
inventhelp: 5 Things You Didn’t Know Thomas Jefferson Invented.
theoddmentemporium: She knew it like the back of her hand …
prokopetz: nebcondist1: prokopetz: I’ve seen this image