{"title":"Anthony Ashton","description":null,"products":[{"product_id":"harmonograph-a-visual-guide-to-the-mathematics-of-music","title":"Harmonograph: A Visual Guide To the Mathematics of Music","description":"\u003cp\u003eWhy did Pythagoras pause outside a Blacksmith's workshop? Can the nature of Harmony really be understood visually? Why do harmonies leave gaps or 'commas' when added together? In this charming little book Anthony Ashton uses a Victorian device called a Harmonograph to tell the story of Harmony and the intervals in the scale. With useful appendices and exquisite line drawings this is a unique and original introduction to this magical subject.\u003c\/p\u003e","brand":"Wooden Books","offers":[{"title":"Paperback","offer_id":50530972172619,"sku":"2050149","price":5.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0867\/1120\/6219\/files\/cover_5_fd5ed8a6_thumbnail_4096.jpg?v=1728089609"}],"url":"https:\/\/shop.roughtrade.com\/collections\/anthony-ashton.oembed","provider":"Rough Trade","version":"1.0","type":"link"}