Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Mark Nordquist (born November 3, 1945 in Long Beach, California) is a former professional American football offensive lineman in the National Football League who played nine seasons for the Philadelphia Eagles and the Chicago Bears. American football is a sport played between two teams of eleven with the objective of scoring points by advancing the ball into the opposing team's end zone. Known in the United States simply as football, it may also be referred to informally as gridiron football.