International Symposium on Algebraic Geometry, held in Rome in 1965. Foreground, from left to right: <a href="https://en.wikipedia.org/wiki/Enrico_Bompiani" class="extiw" title="en:Enrico Bompiani">Enrico Bompiani</a> talking with <a href="https://en.wikipedia.org/wiki/Giovanni_Battista_Rizza" class="extiw" title="en:Giovanni Battista Rizza">Giovanni Battista Rizza</a> and <a href="https://en.wikipedia.org/wiki/Vittorio_Dalla_Volta" class="extiw" title="en:Vittorio Dalla Volta">Vittorio Dalla Volta</a>. In the background, from left to right: <a href="https://en.wikipedia.org/wiki/Beniamino_Segre" class="extiw" title="en:Beniamino Segre">Beniamino Segre</a> (only part of his figure and face is visible) talking with <a href="https://en.wikipedia.org/wiki/Enzo_Martinelli" class="extiw" title="en:Enzo Martinelli">Enzo Martinelli</a>, while <a href="https://en.wikipedia.org/wiki/Giovanni_Ricci_(mathematician)" class="extiw" title="en:Giovanni Ricci (mathematician)">Giovanni Ricci</a> (near the palace's doors) is going downstairs.
Photographic studio "Reporters Foto", Rome
between 30 September 1965 and 6 October 1965 <div style="display: none;">date QS:P,+1965-00-00T00:00:00Z/9,P1319,+1965-09-30T00:00:00Z/11,P1326,+1965-10-06T00:00:00Z/11</div>
Scanned by Daniele Tampieri from the original photo, owned by <a href="https://en.wikipedia.org/wiki/Giovanni_Battista_Rizza" class="extiw" title="en:Giovanni Battista Rizza">Giovanni Battista Rizza</a>.