Piston trumpet.

Technical description: Brass, French bell rim, 2-coil, tuning shank at mouthpiece receiver. The cylindrical portion of the bore extends to very nearly seven-tenths of the sounding length. The valve lowers by a perfect fourth. No water-key. Finger-hook for R2 (R1 operates the valve). Two rings for banner or cording.; Nominal pitch: Probably F.; Type or system: 1 valve.; ; ; ; Usable pitch: in present condition plays in F at very high pitch.;