Posted By:
gregor197"I suspect the two black players are Moses Fleetwood Walker & Robert Jiggins, both accomplished players. Moses would be the last colored player in the league, playing until at least July 1889. This is my best guess based on limited research."
This pictures does indeed include Fleet Walker (Back Row, Left) and Robert Higgins [not Jiggins, which I assume was merely a typo] (Bottom Row, Left). A version of this photographs appears on page 23 of Dixon and Hannigan's _The Negro Baseball Leagues: A Photographic History_.
-greg