Listen to Variations on a Theme of Frank Bridge, Op. 10: Introduction and Theme online. Variations on a Theme of Frank Bridge, Op. 10: Introduction and Theme is an English language song and is sung by English Symphony and String Orchestras. Variations on a Theme of Frank Bridge, Op. 10: Introduction and Theme, from the album A Portrait of Britten, was released in the year 1999. The duration of the song is 1:55. Download English songs online from JioSaavn.