Is the Armando Marsans T207 considered a rookie card? I'm not aware of any other card of his before 1912, and I think his first season was 1911 (even though he played many seasons in Cuba and was part of the inaugural class of the Cuban Baseball Hall of Fame):
https://sabr.org/bioproj/person/armando-marsans/. Pretty neat guy; his challenge to the reserve clause etc. wasn't as early as Lajoie's, for example, but it's still way before Flood.