Brass River Brass River The Brass River is one of the branches of the Nun River, which in turn is a branch of the Niger River, in the Niger Delta in Nigeria. In the 19th century the river was an important trading route, first for slaves and later for palm oil. Brass River Crude Oil is named for a refinery on the river. The name "Brass" is European, said to have been given to the Nembe coastal villages because they traded for brass pans and neptunes to use for salt boiling. The "Brass Ijo" were all the Ijaw people from Cape Formosa
Types of trombone Types of trombone There are many different types of trombone. The most frequently encountered trombones today are the tenor and bass, though as with other Renaissance instruments such as the recorder, the trombone has been built in every size from piccolo to contrabass (pitch of brass instruments). See trombone for information about the instrument in general. The cimbasso is a brass instrument in the trombone family, with a sound ranging from warm and mellow to bright and menacing. It has three to six piston or rotary valves, a predominantly cylindrical bore, and in its modern incarnation is most often pitched