He also hitchhiked and hopped freight trains around the country including a journey to attend the 1973 Ann Arbor Blues and Jazz Festival .
Wikstrom began his career as an apprentice in his father 's commercial art studio , and then became a sign painter .
Wikstrom also hitchhiked and hopped freight trains around the country including a journey to attend the 1973 Ann Arbor Blues and Jazz Festival .
Wikstrom began his career as an apprentice in his father 's commercial art studio , and then became a sign painter .