MassMutual is first jersey patch sponsor of the Red Sox
MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
Gn 011516 by The Island 360 - Issuu
Hc 011516 by The Island 360 - Issuu
Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
Boston Red Sox Archives - SportsPro
MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe