{"product_id":"triad-optical-illusions-9780486235493","title":"Triad Optical Illusions","description":"\u003cdiv class=\"book-description\"\u003e\n\u003cp\u003e\u003cstrong\u003eTriad Optical Illusions\u003c\/strong\u003e by Turner, Harry. Paperback edition. ISBN: 9780486235493.\u003c\/p\u003e\n\u003cp\u003eDiscover design inspiration with the triad — imaginary creations impossible to construct in three dimensions. Author shows how to create, vary your own designs. 92 figures include extended and overlapping framed triads, small triads inside larger ones, flexed triads and many more. Also, a clear discussion of color and its use in creating illusions. 92 figures.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Dover Publications","offers":[{"title":"Default Title","offer_id":45115330789429,"sku":"ByrdShop_0486235491","price":60.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/8139\/0901\/files\/9780486235493_eb17b0a4-2152-445f-933d-7771ae8687cc.jpg?v=1776498497","url":"https:\/\/atxbooks.com\/products\/triad-optical-illusions-9780486235493","provider":"ATX Books","version":"1.0","type":"link"}