User contributions for MackenzieBolton
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5 December 2015
- 01:0501:05, 5 December 2015 diff hist +3,952 N Hermann von Helmholtz Created page with "== Life == Hermann Ludwig Ferdinand von Helmholtz was a German physician and physicist who was born August 31, 1821 and died September 8, 1894. He was the eldest of four sibl..." current
4 December 2015
- 23:3323:33, 4 December 2015 diff hist +27 Main Page →Notable Scientists