This Day in Dolphins History: July 9th Posted by Mike Oliva | Jul 9, 2020 | Offseason | 0 On this day in Dolphins History July 9th 1976, Don Shula signed a 5-year contract extension with the Miami Dolphins and sold back his ownership stock in the team to Joe Robbie. BE SURE TO FOLLOW US ON FACEBOOK: CLICK HERE BE SURE TO FOLLOW US ON TWITTER: CLICK HERE BE SURE TO FOLLOW US ON INSTAGRAM: CLICK HERE