Cabinet card image of German opera vocalist Max Alvary (1856-1898), in costume for <i>Tannhauser</i>. <a rel="nofollow" class="external text" href="http://via.lib.harvard.edu:80/via/deliver/deepLinkItem?recordId=olvwork604879&amp;componentId=FHCL.Hough:5023234">TCS 1.437, Harvard Theatre Collection</a>, Harvard University
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Schaarwachter (photographer)</div>
1898 or earlier
<a rel="nofollow" class="external text" href="http://via.lib.harvard.edu:80/via/deliver/deepLinkItem?recordId=olvwork604879&amp;componentId=FHCL.Hough:5023234">TCS 1.437, Harvard Theatre Collection</a>, Harvard University