Compare Constellations

Information: The first column shows data points from Callahan, Pat, 1866-1940. in red. The third column shows data points from Callahan, P. H. 1866-1940. in blue. Any data they share in common is displayed as purple boxes in the middle "Shared" column.

Name Entries

Callahan, Pat, 1866-1940.

Shared

Callahan, P. H. 1866-1940.