The Sheet Music in the "Duet With Me" series is available in a variety of transpositions. Instead of having dozens of parts for every possible instrument, the duets are simply offered in a variety of transpositions and clefs.
Here are some of the most common ones:
Instruments in C: violin, oboe, guitar
Instruments in C 8va: flute
Instruments in Bb: Trumpet, tenor sax, calrinet
Instruments in Eb: alto sax, bari sax,
Instruments in F: horn(french), horn(english)
Instruments in C Bass Clef 8vb: cello, trombone, bassoon
Instruments in C Bass Clef 15vb: tuba
What part/transposition should I play?
What does "Instruments in C" mean?