Bordogni for Tuba - Folio #2 Piano score to accompany Chester Roberts' 43 Bel Canto Studies for Tuba or Bass Trombone published in 1972 by Robert King Music Company. The solo staff shows Bordogni's own phrase, articulation, respiration and dynamic guidance, in bass clef, in the tuba range. New in 2010, this large 9-inch by 12-inch format book is suitable for studio and recital use. Folio #2 includes Roberts' numbers 23 through 43, 67 pages.