踏板式簧片风琴（通常称为泵风琴）曾经是美国最受欢迎的乐器。从 1860 年起由 Estey Organ Company 制造，它们通常被安置在华丽而精致的家具中。
Pedal-powered reed organs (often referred to as pump organs) were once the most popular instruments in the USA. Manufactured by the Estey Organ Company from 1860 onwards, they were often housed in ornate and elaborate pieces of furniture.
