Биографические и автобиографические материалы, дневники, интервью, письма, научные, справочные и прочие статьи Biography

		2017-12-19 Wikipedia https://en.wikipedia.org/wiki/Henry_Clay_Frick2017-12-19 Wikipedia https://en.wikipedia.org/wiki/Henry_Clay_Frick (0)
		2017-10-01 Википедия российская https://ru.wikipedia.org/wiki/%D0%A4%D1%80%D0%B8%D0%BA,_%D0%93%D0%B5%D0%BD%D12017-10-01 Википедия российская https://ru.wikipedia.org/wiki/%D0%A4%D1%80%D0%B8%D0%BA,_%D0%93%D0%B5%D0%BD%D1 (0)
		2016 The FRICK Pittsburgh http://www.thefrickpittsburgh.org/about/history/family-bios/2016 The FRICK Pittsburgh http://www.thefrickpittsburgh.org/about/history/family-bios/ (0)
		2016 The Frick Pittsburg History http://www.thefrickpittsburgh.org/about/history/2016 The Frick Pittsburg History http://www.thefrickpittsburgh.org/about/history/ (0)
		2014-04-02 https://www.biography.com/people/henry-frick-93025302014-04-02 https://www.biography.com/people/henry-frick-9302530 (0)
		Wall J.F. 1999 ANB http://www.anb.org/view/10.1093/anb/9780198606697.001.0001/anb-9780198606697-e-1000597Wall J.F. 1999 ANB http://www.anb.org/view/10.1093/anb/9780198606697.001.0001/anb-9780198606697-e-1000597 (0)