Labels:bulletin board | hakham | kite | paper | person | reckoner | sky | vegetarianism OCR: FACTS BoX NAME: FRENCH HORN Hom or Double Horn FAMILY: Brass BRASS PITCH RANGE Three-and-a-half octaves COMPLETE MATERIAL: Brass RANGE SIZE: Variable; Iength of unwound tube T betw reen and l2 ft (2.8-3.6 m). ORIGINS: The French horn developed from the hunting horn. with the addition of crook the Sth century and valves in the eariy 19th CLASSIFICATION: Acrophone: an instrument that produces sound by the vibration of a column of air DID YOU KNOW? Asitis difficult for a player to he able to master both the extreme high and the exreme low notes players specialize in one or other range total between crooks 18th eary difficul