Joe Adcock was a former Milwaukee Brave great who served as a veteran presence on some early 1960s Angel teams. He played 323 Games as an Angel and, most impressively, hit 18 HR in his final season in the bigs, 1966 - the middle of the deadball era - at age 38.
More on Angels 1B Joseph Wilbur Adcock at his Post-2005 Top 100 Angels page.