File:Koenig-manometric-flame-device.gif
Koenig-manometric-flame-device.gif (172 × 130 pixels, file size: 3 KB, MIME type: image/gif)
1862 Manometric flame apparatus of Karl Rudolf König. It was used to visualize sound waves. Source of illustration: Zimmermann, E. (1903). XVIII. Preis- Liste über psychologische und physiologische Apparate (p. 105). Leipzig, Germany: Eduard Zimmermann
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current | 01:48, 14 June 2005 | 172 × 130 (3 KB) | Rsabbatini (talk | contribs) | 1862 Manometric flame apparatus of Karl Rudolph König. It was used to visualize sound waves. Source of illustration: Zimmermann, E. (1903). ''XVIII. Preis- Liste über psychologische und physiologische Apparate'' (p. 105). Leipzig, Germany: Eduar |
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