{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Steel in construction. Convenient rules, formulæ and tables for the strength of steel shapes used as beams, struts, shafts, etc., made by the Pencoyd ... A. & P. Roberts company, Philadelphia ..","author_name":"Pencoyd Iron Works, James Christie","thumbnail_url":"https://www.ebooknetworking.net/books/117/582/big1175821047.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1175821047.html\">Steel in construction. Convenient rules, formulæ and tables for the strength of steel shapes used as beams, struts, shafts, etc., made by the Pencoyd ... A. &amp; P. Roberts company, Philadelphia ..</a>","width":400,"height":300}