the really useful piano poster - piano chords poster - illustrated piano scales - learn piano and music theory - piano beginners - a1 size - folded version the really useful poster company designed by a piano novice and aspiring musician as a quick reference tool, the really useful piano poster makes learning piano and composing music easy and fun. the perfect gift for aspiring musicians and budding piano players alike, this fully illustrated piano learning tool allows you to start creating music and jam away until your heart’s content. our piano poster displays a range of scales, chords and theory on one illustrated poster, giving you all you need to learn the piano. not to mention we think it looks great on a wall! the poster is a1 size (33.1 x 23.4 inches / 841 x 594 mm), comes folded to a4 size and is printed on 170gsm gloss paper.