Larger version of the image from Page 1 of this thread, from the RMY auction I've used before:
De-Browned and sharpened, as you know is my wont.
Interestingly, this picture is date-stamped "November 4, 1945", so this is from the Cuban winter league before Kaiser debuted with the Homestead Grays. (The "H" on the uniform is for "Havana", for whom he played.)