Artificio de Juanelo(en.wikipedia.org)
86 points by benbreen | 10 comments
First screen, captured .
Looks similar
Vacuum airship(en.wikipedia.org)
87 points by guerrilla | 56 comments
Cyclorotor(en.wikipedia.org)
18 points by uijl | 0 comments
A Canticle for Leibowitz(en.wikipedia.org)
38 points by nyfern | 5 comments
Archimedes Palimpsest(en.wikipedia.org)
80 points by YeGoblynQueenne | 8 comments
Telefon Hírmondó(en.wikipedia.org)
89 points by csense | 20 comments