And a 1907 New York Giants featuring the fine portraits of Carl Horner. I’ve only seen one other, in a Heritage auction in 2009:
https://sports.ha.com/itm/baseball-c.../a/716-81071.s
The New York Highlanders version was shown here:
http://www.net54baseball.com/showthread.php?t=252154
All components of this intricate mailing card are present and intact.