Friedrich Engels vs Hermann von Helmholtz
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Compare the life timelines of Friedrich Engels (1820–1895) and Hermann von Helmholtz (1821–1894) side by side. Their lives overlapped for 73 years, from 1821 to 1894.
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Friedrich Engels (1820–1895)
- — Born in Barmen, Prussia Verified
- — Moved to Manchester to work in the family cotton business Verified
- — Began lifelong collaboration with Karl Marx in Paris Verified
- — Published The Condition of the Working Class in England Verified
- — Co-authored The Communist Manifesto with Karl Marx Verified
- — Worked at Ermen & Engels in Manchester to support Marx Verified
- — Moved to London Verified
- — Published the second volume of Marx's Das Kapital Verified
- — Published the third volume of Das Kapital Verified
- — Died in London Verified
Hermann von Helmholtz (1821–1894)
- — Born in Potsdam, Prussia Verified
- — Studied medicine in Berlin Verified
- — Published 'Ueber die Erhaltung der Kraft' Verified
- — Appointed professor of physiology at Koenigsberg Verified
- — Invented the ophthalmoscope Verified
- — Moved to the University of Heidelberg Verified
- — Published 'On the Sensations of Tone' Verified
- — Appointed professor of physics in Berlin Verified
- — Became first president of the Physikalisch-Technische Reichsanstalt Verified
- — Died in Charlottenburg, Germany Verified