Bruins arrive at Fenway Park in vintage Red Sox jerseys ahead of 2023 Winter Classic

Winter Classic 2023: Bruins, Penguins wear throwback MLB uniforms to honor historic Red Sox, Pirates teams

Winter Classic 2023: Bruins, Penguins sport old-time baseball uniforms

NHL's Winter Classic: Bruins and Penguins players don Red Sox and Pirates gear at Fenway Park

Bruins Unveil Winter Classic Equipment, Test it During Practice

Fenway Park transforms for NHL's 14th annual Winter Classic

Bruins Balanced Fun and Respect with Vintage Red Sox Outfits, News, Scores, Highlights, Stats, and Rumors

Bruins to introduce three new jerseys for 2023-24 season

Puck drops at NHL's 14th annual Winter Classic at Fenway Park

Fenway Park transforms for NHL's 14th annual Winter Classic

Fenway Park - Wikipedia