{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Standards of length and their practical application. A résumé covering the methods employed for the production of standard gauges, to insure ... including the reports of Professor Wm. A.","author_name":"George M. Bond","thumbnail_url":"https://www.ebooknetworking.net/books/117/699/big1176992953.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1176992953.html\">Standards of length and their practical application. A résumé covering the methods employed for the production of standard gauges, to insure ... including the reports of Professor Wm. A.</a>","width":400,"height":300}