Compare Constellations

Information: The first column shows data points from Grinnell, Henry, 1799-1874 in red. The third column shows data points from Grinnell, Henry, active 1850-1873, of New York in blue. Any data they share in common is displayed as purple boxes in the middle "Shared" column.

Name Entries

Grinnell, Henry, 1799-1874

Shared

Grinnell, Henry, active 1850-1873, of New York