MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
The Sociology of Sports - An Introduction, PDF, Sociology
Proud Partner of the Boston Red Sox
Red Sox play ball with a new signature sponsor - BOStoday
For the first time, historic Boston Red Sox jersey will have a sponsor patch
MassMutual lands deal for patch on Red Sox uniforms; Springfield company's deal with $17M yearly (report)
Red Sox reach $170 million jersey-patch deal, Mets also interested
Hc 011516 by The Island 360 - Issuu
MassMutual, Red Sox announce multiyear partnership
MassMutual, Red Sox announce multiyear partnership
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Boston Red Sox land a 10-year partnership with MassMutual