Kathleen Schlesinger, 1911 Encyclopædia Britannica, Volume 7… (1911)
“ COR ANGLAIS, or English Horn (Ger. englisches Horn or alt Hoboe; Ital. corno inglese) , a wood-wind double-reed instrument of the oboe family, of which it is the tenor. It is not a horn, but bears the same relation to the oboe as the basset horn does to the clarinet. ”
