Popular lectures on scientific subjects / by H. Helmholtz ; translated by E. Atkinson ; with an introduction by Professor Tyndall.
- Helmholtz, Hermann von, 1821-1894.
- Date:
- 1873
Licence: Public Domain Mark
Credit: Popular lectures on scientific subjects / by H. Helmholtz ; translated by E. Atkinson ; with an introduction by Professor Tyndall. Source: Wellcome Collection.
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