Snellen, Carla
Drag or scroll to see more of the chart.
Snellen, Edward
1876-1966
1876-1966
McKinney, Maude Muller
1877-1948
1877-1948
Snellen, Carl Otis
1903-1989
1903-1989
Tripp, Grace Pauline
1910-1972
1910-1972
Snellen, Carl David
1934-2010
1934-2010