More Graded Flute Duets (Grades 6-8) The sequel to our popular '40 Graded Flute Duets' (Grades 1-5) book £11.99 Choice of format (non audio books): [Choose]PDF file/s to be sent to your email address (-£2.00)Printed book to be sent in the post Quantity: at £11.99 each Add To Basket 8 in stock.