Bill Skowron Autographed Cooperstown Collection Majestic New York Yankees Jersey. Lot 185. Bill Skowron Autographed Cooperstown Collection Majestic New York Yankees Jersey. Skowron signed the front of this No. 14 home jersey under the prominent Navy-blue “NY”: “Bill ‘Moose’ Skowron.” He added “#14.” Strong signature on the size L mint jersey! Authenticated by Kevin Keating. Winning Bid $61. Back to List Winning Bid $61 Back to List