Rogers, J. A. 1883-1965? Nature knows no color-line : : research into the Negro ancestry in the white race / [electronic resource] / by J.A. Rogers.. — 3rd ed.. — St. Petersburg, FL : : Helga M. Rogers,, 1980, c1952.. — 242 p. : : ill. ; 23 cm.
Reprint. Originally published: New York : Helga M. Rogers, c1952.