Manchester is a port city, so don't be surprised if there is a ship icon in their logo. The image of the ship with four sails depicts the Manchester canal, a waterway built to free the city of Manchester from dependence on the port of Liverpool. Then there is the devil logo which was used right in the late 1960s, the devil symbol began to be included as part of the Manchester United badge. According to records, Matt Busby at that time took the devil's logo from a Rugby club Salford City Reds Rug