What to call it?

[terry5732]

Poster? Lobby card? Ad?

Only 10-1/2 by 4-3/4"

[meebo1]

I would probably write the title just as you did in your post

[terry5732]

'Original 1938 joe lewis max schmeling boxing yankee stadium'

sorta doesn't leave much room for what it is

[olivia8143]

Is it a flyer?