Archives Catalog Entry
Portrait of Hermann von Helmholtz (1821-1894)
Photogravure of a photo portrait of German physician and physicist Hermann von Helmhotz in his forties; most famous for his work on acoustics and the conversion of energy.
Verlag von Wilhelm Engelmann in Leipzig.
Photogravure Meisenbach Riffarth & Co. Berlin
Helmholtz, Hermann von
MEDIUM: Paper; FORMAT: Photograph; LENGTH: 5.75 x 9.25 in.; QUANTITY: 1
Topics: History of Science
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