Le Sphinx aux perles par Gustave Haller (Valérie Simonin)
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Gustave Haller</div>
scanned book (Internet archive <a rel="nofollow" class="external free" href="https://archive.org/details/lesphinxauxperl00foulgoog/page/n8">https://archive.org/details/lesphinxauxperl00foulgoog/page/n8</a>)