Portrait above on being awarded a scholarship from Trinity College, 1929.
<bdi><a href="https://en.wikipedia.org/wiki/en:Moritz_N%C3%A4hr" class="extiw" title="w:en:Moritz Nähr"><span title="Austrian photographer (1859-1945)">Moritz Nähr</span></a>
</bdi>
between 1928 and 1929 <div style="display: none;">date QS:P,+1928-00-00T00:00:00Z/8,P1319,+1928-00-00T00:00:00Z/9,P1326,+1929-00-00T00:00:00Z/9</div>
Ludwig Wittgenstein: The Duty of Genius by Ray Monk (<a href="//commons.wikimedia.org/wiki/Special:BookSources/978-1-448-11267-8" title="Special:BookSources/978-1-448-11267-8">ISBN 978-1-448-11267-8</a>)