Michael Callahan Signs Entry-Level Contract With The Boston Bruins - Providence College Athletics
Brian Callahan - Men's Ice Hockey (Club) - Alvernia University Athletics
Callahan gets one-year, two-way deal to stay – Macomb Daily
Junkyard dog" Callahan has his bite back in second year with Condors | Sports | bakersfield.com
Mitch Callahan - Wikipedia
Ryan Callahan - Stats, Contract, Salary & More
Michael Callahan - Men's Ice Hockey - Providence College Athletics
Sticking with it - Pathfinder
Bruins acquire rights to Mass. native Michael Callahan
Ryan Callahan, ex-NHL player, coming home to Rochester to teach hockey
/cdn.vox-cdn.com/uploads/chorus_image/image/70620804/1294281056.0.jpg "Michael Callahan Signs with Boston Bruins - SB Nation College Hockey")
Michael Callahan Signs with Boston Bruins - SB Nation College Hockey
Boston Bruins Sign Michael Callahan to Entry-Level Contract - YouTube
Michael Callahan - Men's Ice Hockey - Providence College Athletics
Callahan's move to TV may be model for other injured players - The San Diego Union-Tribune
Ryan Callahan - ESPN Press Room U.S.
Jack O'Callahan - Wikipedia
Callahan Leads #1 Men's Ice Hockey to 10th Win at Middlebury - Trinity College
Amazon.com: (CI) Jack O'Callahan Hockey Card 1984-85 O-Pee-Chee (base) 43 Jack O'Callahan : Collectibles & Fine Art
Game Recap - Hockey East Association
Ryan Callahan - Wikipedia
Ryan Callahan, Brian Boyle and Anton Stralman Have Helped Tampa Bay to a Fast Start - The New York Times
Joe Callahan (ice hockey) - Wikipedia
Ryan Callahan may be forced to retire from NHL
