This vintage Martin Indiana Bb trumpet is a true gem for jazz musicians of all experience levels. The large bore size and yellow brass finish create a warm and rich sound that is perfect for any performance. The trumpet comes with a mouthpiece and finger hook, and features a piston valve type with three nickel alloy valves. Crafted in the United States in the 1929, this trumpet has a bell diameter of 4.75", and the body and bell materials are both made of brass. The instrument is in excellent playing condition and has been well-maintained. There are some minor dents caused by many years of use. It  would be a great addition to any brass collection, and is sure to impress audiences with its beautiful sound.