Tribute to Harlow Shapley American astronomer known as “The Modern Copernicus.
Harlow Shapley - AST201 Term Project (Typo: should be RR Lyrae, not PR)
Awesome Astronomy: The Great Debate and the Virgo Cluster
The Great Debate at 100
Harlow Shapley was an American scientist, head of the Harvard College Observatory (1921–1952), and political activist during the latter New Deal and Fair Deal.
Space and astronomy
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Martha Betz Shapley
Mildred Shapley Matthews
Willis H. Shapley