7) Performed the world's first successful heart operation.Born in 1856, died 1931.

a. Harold Washington  b. Granville T. Woods  c. Henry McNeal Turner  d. Alexander Thomas Agusta  e. PBS Pinchback  f. Coretta Scott King  g. Susan McKinney Steward  h. Daniel Hale Williams  i. Samuel L. Gravely  j. Charles R. Drew