{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Principles of Dynamo-Electric Machines: And Practical Directions for Designing and Constructing Dynamos ; with an Appendix Containing Several Articles ... Table of Equivalents of Units of Measurement","author_name":"Carl Hering","thumbnail_url":"https://www.ebooknetworking.net/books/114/137/big1141375583.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1141375583.html\">Principles of Dynamo-Electric Machines: And Practical Directions for Designing and Constructing Dynamos ; with an Appendix Containing Several Articles ... Table of Equivalents of Units of Measurement</a>","width":400,"height":300}