Compare Constellations

Information: The first column shows data points from Massingham, Harold, 1932- in red. The third column shows data points from Massingham, Harold William, active 1957-1963 in blue. Any data they share in common is displayed as purple boxes in the middle "Shared" column.

Name Entries

Massingham, Harold, 1932-

Shared

Massingham, Harold William, active 1957-1963