2009 Trenton Thunder (NY Yankees) Team Signed Wilson Little League Baseball. There are 20 signatures on this ball which include: Jesus Montero, Eduardo Nunez, Josh Schmidt, Michael Dunn (2), Noah Hall, James Cooper (2), Zach McAllister, Kanekua Texeira, Ryan Pope, Chris Malec, Zach Kroenke, Wilkin De La Rosa, Kevin Whalen, Colin Curtis & 4 others. All autographs are 100% guaranteed and come with a certificate of authenticity from www.rksportspromotions.com.