Portrait of <a href="https://en.wikipedia.org/wiki/en:Pierre_Ceresole" class="extiw" title="w:en:Pierre Ceresole">Pierre Ceresole (1879–1945)</a>
unknown (upload <a href="//commons.wikimedia.org/wiki/User:MHM-com" class="mw-redirect" title="User:MHM-com">MHM-com</a> 07:08, 9 March 2007 (UTC))
Unknown date<div style="display: none;">Unknown date</div>
Hélène Monastier, <i>Pierre Ceresole</i>, Paris, Société religieuse des Amis (Quakers), 1947, p.3