Sketch Book A3 SP33 32 Page 295x420mm - Pack 10 Tudor  Olympic

10554471 126173 Sketch Book A3 Tudor SP33 32 Page 295 x 420mm Pack 10 Olympic 40 leaf

Booklist Ref: SP33, #SP33 A3 297 x 420mm, 40 Page, Blank, 110gsm Paper, Single Black Spiral Binding, Side Bound

This is 20 leaf but you count each leaf as 2 pages just like a book, in a book the page is numbered both sides