Conical brass instruments have a bore that widens gradually from an early point in the length of the tube to the bell, creating a dark, round and sonorous tone. Brass instruments with a conical bore include the french horn, euphonium, tuba and cornet families.
Sponsored Topics. Erwin is a town in Harnett County, North Carolina, United States. The population was 4,537 at the 2000 census. Erwin is located at 35Â°19â²22â³N 78Â°40â²19â³W / 35.32278Â°N 78.67194Â°W / 35.32278; -78.67194 (35.322840, -78.672005).
Click the photo. 1  Unicoi County Economic Development. Town of Erwin. 2  The Unicoi Economic Development Board exists to support existing businesses, develop new business and economic opportunities for Unicoi County and it's ccommunities and provide information and incentives to site seekers and businesses of all types.