Early life William Lamon Harkness was born in Bellevue, Ohio, the son of Daniel M. Harkness, the half-brother of both Henry Flagler and...

Henry Flagler married his third wife, Mary Lily Kenan in 1901. She was 34 and Henry was 72, a 38 year difference. Henry built Whitehall...

Timeline View the interactive Harkness, Flagler, Rockefeller timeline here: CLICK to view TIMELINE