{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The boilermaker's assistant in drawing, templating, and calculating boiler work and tank work with rules for safety-valves;: And useful tables of ... construction, etc., (Technical press manuals)","author_name":"John Courtney","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0007K8YVK.html\">The boilermaker&#039;s assistant in drawing, templating, and calculating boiler work and tank work with rules for safety-valves;: And useful tables of ... construction, etc., (Technical press manuals)</a>","width":400,"height":300}