Compare Constellations

Information: The first column shows data points from Blackbourn, John, active 1813-1854, musician in red. The third column shows data points from Blackbourn, John in blue. Any data they share in common is displayed as purple boxes in the middle "Shared" column.

Name Entries

Blackbourn, John, active 1813-1854, musician

Shared

Blackbourn, John