<i>Cassier's Magazine</i> of July 1893 had an article on page 233-239, describing the life and achievements of Gustave-Adolphe Hirn. It was accompanied by this illustration on page 162.
Unknown photographer of the time
circa 1893 <div style="display: none;">date QS:P,+1893-00-00T00:00:00Z/9,P1480,Q5727902</div>
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