Condition: Used - light usage wear. There are a few pencilled performance markings by the previous owner on the music pages. These have been partially rubbed out and would rub out completely if not required. This is Serenade no 1 K439b which was a trio originally written for 2 basset horns or clarinets and bassoon. This edition enables the work to be played by one melody instrument in C and piano (where the pianist plays from the bottom 2 staves of the score or by a trio of instruments. In addition to the score parts included are part 1 (treble clef); part 2 (treble clef); part 3 (alto clef). If part 3 is to be played by a bass clef C instrument this could be read from the score which is printed in large type.