Guynemer Photograph?

[observer2]

[Image(s) – please use the full version to view this post]

[Willi Von Klugerman]

That's unmistakably Guynemer, indeed!

[sator]

That is him the third from left.

[Transatlantic]

What can I say, I'm a woman of my word :p
Thanks for the reminder that I should update that album.