Tenor Clef Note Names Flashcards - Really Fun Design for Learning to Read Music (Bassoon, Bass, Cello, Trombone))) 45 flashcards in all! Large Print and measure 3'' x 2''. Great for Cellists, Violists, Double Bassists, Bassoonists, Trombonists Note from Low C to high C with Naturals, Sharps and Flats.