This Wilson Little League baseball has been signed by (10) members of the World Champions 1978 New York Yankees. Signatures include: Thurman Munson, Brian Doyle, Cliff Johnson, Ken Clay, Gary Thomasson, Ron Davis, Jay Johnstone, Fred Stanley, Mickey Rivers and Art Fowler. Signatures rate 7 to 9 in a variety of ballpoint colors on an off-white ball. Comes with an LOA from PSA/DNA.