At the 1968 Summer Olympics in Mexico City , he finished fifth in the K - 4 1000 m event .
Karl - Gustav von Alfthan ( born 18 February 1945 in Helsinki ) is a Finnish sprint canoer who competed in the late 1960s .
At the 1968 Summer Olympics in Mexico City , Karl - Gustav von Alfthan finished fifth in the K - 4 1000 m event .
Karl - Gustav von Alfthan ( born 18 February 1945 in Helsinki ) is a Finnish sprint canoer who competed in the late 1960s .