{"product_id":"substance-and-function-einsteins-theory-of-relativity-9780486200507","title":"Substance and Function \u0026 Einstein's Theory of Relativity","description":"\u003cdiv class=\"book-description\"\u003e\u003cp\u003e\u003cstrong\u003eSubstance and Function \u0026amp; Einstein's Theory of Relativity\u003c\/strong\u003e by Ernst Cassirer. paperback edition. ISBN: 9780486200507.\u003c\/p\u003e\u003c\/div\u003e","brand":"Dover Publications","offers":[{"title":"Default Title","offer_id":44968180482101,"sku":"ByrdShop_0486200507","price":228.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/8139\/0901\/files\/9780486200507_f4bc75fd-46f0-4055-867a-97cba92cd619.jpg?v=1781432964","url":"https:\/\/atxbooks.com\/products\/substance-and-function-einsteins-theory-of-relativity-9780486200507","provider":"ATX Books","version":"1.0","type":"link"}