{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Lessons in Horology, Vol. 1: The Principles of Cosmography and Mechanics Relating to the Measurement of Time; Motive Force, Mainsprings, Trains, Gearings, Etc (Classic Reprint)","author_name":"Jules Grossmann","thumbnail_url":"https://www.ebooknetworking.net/books/133/425/big1334253579.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1334253579.html\">Lessons in Horology, Vol. 1: The Principles of Cosmography and Mechanics Relating to the Measurement of Time; Motive Force, Mainsprings, Trains, Gearings, Etc (Classic Reprint)</a>","width":400,"height":300}