Compare Constellations

Information: The first column shows data points from Swanson, Roy W. (Roy Walfred), 1899-1981. in red. The third column shows data points from Swanson, Roy W. (Roy Walfred), b. 1899. in blue. Any data they share in common is displayed as purple boxes in the middle "Shared" column.

Name Entries

Swanson, Roy W. (Roy Walfred), 1899-1981.

Shared

Swanson, Roy W. (Roy Walfred), b. 1899.