From one of the most prolifically published brass pedagogues of the twentieth century, Sigmund Hering's 40 Progressive Etudes is recognized as an essential method, containing forty etudes that are perfect for the trumpet. Ideal for intermediate students, the etudes are organized in a progressive manner, challenging students as they improve. This edition includes online audio access which contains MP3 recordings of all etudes performed by Grammy Award-winner Christopher Moore, Professor of Trumpet at Florida State University.