Canadian Vickers Vanessa 3-view drawing from L'Air July 1,1927
L'Air magazine
1927-07-01
<a rel="nofollow" class="external free" href="https://gallica.bnf.fr/ark:/12148/bpt6k9796549t/f16.item">https://gallica.bnf.fr/ark:/12148/bpt6k9796549t/f16.item</a>