French skier Marielle Goitschel on the slope during the Women's Slalom event at the Winter Olympics in Innsbruck, Austria, February 1964. Goitschel took the silver medal in the event, finishing just behind her sister, Christine. When the sisters met two days later on the slopes for the Women's Giant Slalon, their finishing places were reversed, with Marielle taking the gold. (Photo by Hulton Archive/Getty Images)

French sister Christine (left) and Marielle Goitschel embrace as they are held aloft by adoring fans after they won gold and silver respectively at the women's slalom final during the IX Winter Olympic games in Innsbruck, Austria, February 1, 1964. Two days later their positions were reversed on the giant slalom when Marielle took gold and Christine silver. (Photo by Hulton Archive/Getty Images)

Feb 1968: Marielle Goitschel (in white pullover) of France being interviewed between events during the 1968 Winter Olympic Games in Grenoble, France. \ Mandatory Credit: IOC Olympic Museum /Allsport

1st February 1964: French sisters Christine and Marielle Goitschel embrace each other after respectively winning the gold and silver medals in the slalom event at the 1964 Winter Olympics in Innsbruck. (Photo by Central Press/Getty Images)

Grenoble 1968-The ladies slalom in Chamrousse. GOITSCHEL Marielle (FRA) 1st.

Grenoble 1968-The ladies slalom in Chamrousse. GOITSCHEL Marielle (FRA) 1st.

Grenoble 1968-GOITSCHEL Marielle (FRA) 1st.

Grenoble 1968-The ladies giant slalom in Chamrousse. GOITSCHEL Marielle (FRA) 7th.

Grenoble 1968-The ladies downhill in Chamrousse. GOITSCHEL Marielle (FRA) 8th.

Grenoble 1968-The start of the ladies downhill in Chamrousse. GOITSCHEL Marielle (FRA) 8th at the start.