I know nothing about this Saxophone, found it at an estate sale, selling as is. The 1926 C.G. Conn New Wonder Series II Chu Berry Model Alto Saxophone is a classic and highly sought-after musical instrument. Known for its rich sound and beautiful silver color, this saxophone is a perfect choice for any musician looking to add a vintage touch to their collection. With its brand reputation and unique design, this alto saxophone is sure to stand out in any band or orchestra.