Old Yankee Stadium and Mets' Old Stadium: NYC Baseball History

Citi Field: The ultimate guide to the New York Mets ballpark - Curbed NY

Old Yankee Stadium's rise and fall: Complete story of 'The House that Ruth Built' 100 years after its opening

New York Mets team ownership history – Society for American Baseball Research

Yankee Stadium (1923) - Wikipedia

The New Yankee Stadium and Citi Field: One Stoic, the Other Scrappy - The New York Times

This is why Yankee Stadium has that iconic white frieze lining the top, old yankee stadium

Yankee Stadium, Bronx NY – Baseball Travels

A tale of two new New York Stadiums - Sports Illustrated

Letters from old Yankee Stadium up for auction

Citi Field isn't better than Yankee Stadium: Have some pride

Old Yankee Stadium and Mets' Old Stadium: NYC Baseball History

I found an old birds-eye view of the Polo Grounds and Yankee Stadium and juxtaposed a current view. : r/baseball

Yankee Stadium II, Baseball Wiki

History of Bat Sports in Parks : NYC Parks

Yankee Stadium, New York Yankees ballpark - Ballparks of Baseball