Brawn of the North

Brawn of the North is a lost 1922 American silent Northwoods film. It was produced and directed by Laurence Trimble and Jane Murfin with release through Associated First National Pictures. The film stars Irene Rich and a new canine find by Trimble named Strongheart. This was the second film starring the dog after his introduction in The Silent Call 1921.

Source: Wikipedia