It is a symbol of the connection between the fanbase and club, but there is a growing fear executives would prefer stadiums full of one-off tourists The document known as “the oldest football season ticket in the world” promises its bearer access to every Burnley home game of the 1884-85 season. It is a ticket that predates the Football League by four years, with all the fixtures played against east Lancashire neighbours. All the same, the legend on the ticket carries a stern warning: “This car…