{"product_id":"a-calculus-of-angels-by-j-gregory-keyes","title":"A Calculus of Angels by J. Gregory Keyes","description":"Secondhand paperback good condition. Published by Del Rey \/ Ballantine Publishing Group, 1999. This novel is the second installment in 'The Age of Unreason' series by J. Gregory Keyes. It continues the epic narrative, delving deeper into a fantastical world where historical figures and magical elements intertwine. Readers follow the ongoing adventures and developments within the planned trilogy.","brand":"BOOKS WORTH KEEPING","offers":[{"title":"Default Title","offer_id":43767127408699,"sku":"BKWK-0345406087","price":9.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/9266\/3355\/files\/dd25f9010aa940e7ad2772f1391005c6.jpg?v=1783685533","url":"https:\/\/booksworthkeeping.co.nz\/products\/a-calculus-of-angels-by-j-gregory-keyes","provider":"Books Worth Keeping ","version":"1.0","type":"link"}