Kit was born on March 28, 1910. She finished first in the 1500m and third in the 500m events at the 1932 Winter Olympics in Lake Placid, although at the time, women's speedskating was solely a demonstration sport. At the Unofficial World Allround Championships in Oslo, Norway in 1935, she competed in the 1000m event, taking home gold, and won the bronze in the overall. At the first official World Allround Speed Skating Championships for Women in Stockholm in 1936, she walked away with the gold. She was inducted into the National Speedskating Hall of Fame on May 16, 1964 in Lake Placid, New York.