http://kayfgibbs4.blogspot.com/2011/09/mr-potts-water-wheel-gymnasium-at.html
Saturday, September 24, 2011
Mr. Potts ~ water wheel ~ gymnasium at Pompeii ~ Vesuvius – Resonator ~ London Asylum…
Hermann von Helmholtz - Wikipedia, the free encyclopedia
…used to extract information from people ~ window unit ACs.