Crookes Radiometer(en.wikipedia.org)
68 points by niklasbuschmann | 20 comments
First screen, captured .
Looks similar
Oxford Electric Bell(en.wikipedia.org)
16 points by gurjeet | 1 comments
Optophone(en.wikipedia.org)
68 points by Hooke | 12 comments
Pyrophone(en.wikipedia.org)
71 points by drdee | 13 comments
Évariste Galois(en.wikipedia.org)
32 points by areoform | 11 comments
