Compare Constellations

Information: The first column shows data points from Thompson, Sylvanus H. in red. The third column shows data points from Thompson, Silvanus P. (Silvanus Phillips), 1851-1916 in blue. Any data they share in common is displayed as purple boxes in the middle "Shared" column.

Name Entries

Thompson, Sylvanus H.

Shared

Thompson, Silvanus P. (Silvanus Phillips), 1851-1916