John Haworth (EDT)/ Graham Hart (EDT)
(2)
John Kane (EDT)/ Haig Patapan (EDT)/ Paul t Hart (EDT)
(2)
Adam Hart-Davis (EDT)/ John Gribbin (CON)/ Douglas Palmer (CON)/ Jeremy Cherfas (CON)
(1)
Albert Bushnell Hart (EDT)/ Edward Channing (EDT)/ Winthrop John (CON)
(1)
Douglas W. Richmond (EDT)/ Sam W. Haynes (EDT)/ John Mason Hart (INT)/ Nicholas Villanueva (CON)/ Don M. Coerver (CON)
(1)
John Hart (EDT)/ John Benton Hart
(1)
John P. Hart (EDT)/ John Edward Terrell (EDT)/ Gary M. Feinman (FRW)
(1)
John Storey (EDT)/ Jean Hartley (EDT)/ Jean-louis Denis (EDT)/ Paul 't Hart (EDT)/ David Ulrich (EDT)
(1)
Keith Hart (EDT)/ John Sharp (EDT)
(1)
Maria Teresa Hart (EDT)/ Jess Moss (EDT)/ John Rambow (EDT)/ Lynne Arany (CON)/ Alexander Basek (CON)
(1)
Paul T. Hart (EDT)/ John Uhr (EDT)
(1)
Susannah Hart (EDT)/ John M. Murphy (EDT)
(1)