The summer of 1967 was Scottish football's finest hour. Celtic won the European Cup. Rangers reached the final of the European Cup Winners' Cup. Kilmarnock got to the semis of the Inter-Cities Fairs Cup. Scotland defeated world champions England at Wembley. It was the best of times. With one exception. Third Lanark Athletic Club, one of the country's oldest and most successful football teams, a founder member of the Scottish Football Association,...