Participation medal issued for the Helsinki 1952 Summer Olympics. Bronze, 54 mm, 77 gm, by Kauko Rasanen. The front depicts the heads of two laureate athletes superimposed over the Olympic Stadium, with raised text, "Helsinki 1952"; the reverse bears male and female athletes holding torches over the Olympic rings, with raised text above, "XV Olympia." Includes its rare original paper box with Olympic rings to cover.