Compare Constellations

Information: The first column shows data points from Robertson, D. H. H. (David Hunter Henderson) in red. The third column shows data points from Robertson, R. H. (Robert Henderson), b. 1849 in blue. Any data they share in common is displayed as purple boxes in the middle "Shared" column.

Name Entries

Robertson, D. H. H. (David Hunter Henderson)

Shared

Robertson, R. H. (Robert Henderson), b. 1849