Bernard H.52 photo from L'Aerophile May 1934
L'Aerophile magazine
1934-05-01
<a rel="nofollow" class="external free" href="http://gallica.bnf.fr/ark:/12148/bpt6k6553678r?rk=214593;2">http://gallica.bnf.fr/ark:/12148/bpt6k6553678r?rk=214593;2</a>