a Geo Ham poster I haven't seen before

https://www.gros-delettrez.com/lot/178371/33662288-geo-ham-1900-1972-jerome-cavalli-un-des-meilleurs

Jérôme Cavalli, (1905-1943) a famous test pilot, one of the world's leading aerobatic pilots ( French Aerobatics Champion in 1938) and a French flying ace who died for France, but also one of the world's leading aerobatic pilots