<div class="description">
<p>Ernst Mach. Photogravure by Synnberg Photo-gravure Co., 1898.
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<p>Iconographic Collections<br>
Keywords: Ernst Mach; Synnberg Photo-gravure Co..</p></div>
CC BY 4.0
<p><a rel="nofollow" class="external free" href="https://wellcomeimages.org/indexplus/obf_images/fc/ec/c33da50160ce6910ca48e9c69635.jpg">https://wellcomeimages.org/indexplus/obf_images/fc/ec/c33da50160ce6910ca48e9c69635.jpg</a>
</p>
<ul><li>Gallery: <a rel="nofollow" class="external free" href="https://wellcomeimages.org/indexplus/image/L0023068.html">https://wellcomeimages.org/indexplus/image/L0023068.html</a></li>
<li>Wellcome Collection gallery (2018-03-29): <a rel="nofollow" class="external free" href="https://wellcomecollection.org/works/jcndyrtt">https://wellcomecollection.org/works/jcndyrtt</a> <a rel="nofollow" class="external text" href="https://creativecommons.org/licenses/by/4.0/">CC-BY-4.0</a></li></ul>