Compare Constellations

Information: The first column shows data points from Leffingwell, R. C. (Russell Cornell), 1878-1960 in red. The third column shows data points from Leffingwell, Russell Cornell, 1878-1960. in blue. Any data they share in common is displayed as purple boxes in the middle "Shared" column.

Name Entries

Leffingwell, R. C. (Russell Cornell), 1878-1960

Shared

Leffingwell, Russell Cornell, 1878-1960.