The M&M Boys” Summer of 1961
Mickey Mantle, joined by Roger Maris, tosses first pitch
New York Yankees Mickey Mantle And Roger Maris Sports Illustrated Cover by Sports Illustrated
M&M Boys - Wikipedia
2018 NYY Media Guide, PDF, New York Yankees
The M&M Boys” Summer of 1961
TSN Archives: Why Roger Maris' 60th homer caused a controversy
Roger Maris and Mickey Mantle's home run race of 1961 – New York
The M&M Boys” Summer of 1961