Émile Pessard's class of harmony at the Conservatoire de Paris, 1895. Émile Pessard, on the left, and Maurice Ravel, on the right, are sitting.
Pirou, Louis-Eugène (1841 - 1909)
<a rel="nofollow" class="external text" href="http://gallica.bnf.fr/ark:/12148/btv1b8454125v">Bibliothèque nationale de France</a>