Milwaukee Public Library
Dennis Pajot informs me that this photo was published in the Milwaukee Sentinel on April 23, 1905 and identifies the players as:
TOP ROW: Jay Towne, Walter Mueller, Quait Bateman, Cliff CurtisI love the 19th century ringed cap (known as "Chicago style"), with the little "M" on the bill.
MIDDLE ROW: Monte Beville, Tom Dougherty, Jack O'Brien, Barry McCormick, Frank Hemphill
BOTTOM ROW: Joe Cantillon, Clyde Robinsin, Harry Clark Harry McChesney, Bill "Tip" O'Neill
(edited to correct player identification)