[Untitled photo, possibly related to: Dutch Gross, ex world war veteran, trapeze artist, airplane stunt man, friend of… https://www.rawpixel.com/image/12325097/image-face-person-boomFree Image from public domain licenseDutch Gross, ex world war veteran, trapeze artist, airplane stunt man, friend of "Spike" Conner, the famous blood donner… https://www.rawpixel.com/image/12324276/image-face-hand-personFree Image from public domain license