Develin is 'the hammer' that powers Patriots' running game
Citing injury, Patriots FB Develin retires from football
Brown University Engineering - Today, James Develin '10 retired from football. Along with three Super Bowl rings, good thing he's also got that MechE degree from Brown University Engineering to fall back
Around SB Nation: What Other NFL Blogs Are Discussing - The Phinsider
What James Develin's retirement means for the Patriots - Pats Pulpit
Boyertown grad James Develin, who turned an unlikely NFL dream into three Super Bowl rings, retires – Reading Eagle
James Develin is “the hammer” that powers Patriots' running game – The Denver Post
Longtime New England Patriots fullback James Develin retires from NFL - ESPN
Patriots fullback James Develin retires