„Orlando Harriman Dead. Brother of E.H. Harriman and Big Realty Operator”, The New York Times , 1911. december 30. (Hozzáférés: 2012. november 22.) „Orlando Harriman, brother or the late EH Harriman, died early yesterday in Dr. John Walker's Sanitarium, 33 East Thirty-third Street, from a complication of ...”
pbs.org
„Edward H. Harriman”, PBS (Hozzáférés: 2012. november 22.) „Edward Henry Harriman was born in New Jersey [sic] in 1848. His father was an ordained deacon in the Presbyterian Church, his mother a well-connected socialite from New Jersey. ...”
snaccooperative.org
SNAC (angol nyelven). (Hozzáférés: 2017. október 9.)
wikidata-externalid-url.toolforge.org
The Peerage (angol nyelven). (Hozzáférés: 2017. október 9.)
