I would be glad to send you photos if you would like to see examples from your favorite NBA/NFL/NHL/NCAA/MLS/etc.
Yankee Stadium Policies and Procedures
Yankee Stadium - New World Encyclopedia
Yankee Stadium – Stadium and Arena Visits
LOS ANGELES DODGERS STADIUM RETIRED NUMBERS PHOTO POSTER TICKET JERSEY BAT BALL
Steiner Legends Auction Vol 1 - Farewell Yankees by Steiner Sports - Issuu
Yankee stadium monument park hi-res stock photography and images - Alamy
Yankee Stadium (New York) – Society for American Baseball Research
30th stop: Nationals Park (October 3rd 2014)
Yankees Museum Babe Ruth artifacts
New York Yankees Museum presented by Bank of America
Yankee Retired Numbers
New York Yankees: Retiring numbers, plaque ceremonies must end
Why A-Rod's No. 13 should hang in Monument Park – New York Daily News
Yankee Stadium: Monument Park - Retired Numbers - Lou Gehr…
Yankee Stadium – Stadium and Arena Visits