Doc Savage (Marvel) #7 (1973)

The Brand Of The Werewolf!
First appearance of Doc's cousin, Pat Savage. (Original pulp novel by Lester Dent.) The story begins in Canada as we watch a man seemingly transform into a werewolf, who then attacks a car containing Alex Savage, Doc's uncle and Pat Savage's father. Next we cut to Doc's skyscraper headquarters and he is getting a call from Pat telling him of the tragic murder of her father. Doc along with Monk, Ham, and Renny head off to Canada. They end up taking a train on which they meet Senor Corto Ovega, his daughter, and a man named El Rabannos. 
Release Date: 1973