found: Work cat.: Watt, Robert Lee. The black horn : the story of classical French hornist Robert Lee Watt, 2014:p. 22 (French horn player) p. 50 (horn players) p. 204 (hornist)
found: Dave Lee website, Dec. 7, 2016:home page (horn player and ensemble musician) about (He has played principal horn for all the world's principal conductors; he is the horn soloist with the Michael Nyman Band)
found: Pip Eastop website, Dec. 7, 2016:home page (Pip Eastop, hornplayer; Pip Eastop is one of London's finest hornplayers; he plays with all the major London orchestras as guest principal horn)
found: Sarah Willis website, Dec. 7, 2016:about (I decided I wanted to be a horn player at my very first horn lesson)
found: LCSH, Dec. 7, 2016(Horn players. UF Hornists. BT Brass instrument players)
found: Wiktionary, Dec. 7, 2016(French hornist (plural French hornists): Someone who plays a French horn; hornist (plural hornists): Someone who plays the horn (any of several kinds of musical instruments))
found: International Horn Society website, Dec. 7, 2016:home page (Horn players) About the IHS (horn players; The International Horn Society recommends that HORN be recognized as the correct name for our instrument in the English language)
found: Northwest Horn Society website, Dec. 7, 2016:home page (for horn players from Alaska, Idaho, Montana, Oregon, Washington, and Western Canada)
found: British Horn Society website, Dec. 7, 2016:home page (Horn players)