Picture of Jean Domercq in 1920
Lejeune
CC BY-SA 4.0
<a rel="nofollow" class="external free" href="https://gallica.bnf.fr/ark:/12148/bpt6k4631906z/f3">https://gallica.bnf.fr/ark:/12148/bpt6k4631906z/f3</a>