Compare Constellations

Information: The first column shows data points from Ketchum, William, 1798-1876 in red. The third column shows data points from Ketchum, William H., fl. 1861-1870. in blue. Any data they share in common is displayed as purple boxes in the middle "Shared" column.

Name Entries

Ketchum, William, 1798-1876

Shared

Ketchum, William H., fl. 1861-1870.