{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Metric System: Hearings Before the Committee On Coinage, Weights and Measures On H. R. 93 (58Th Congress, 1St Session); H. R. 2054 (58Th Congress, ... and H. R. 8988 (59Th Congress, 1St Session).","author_name":"Weights, And Measures, . United States. Congress. House. Committee On Coinage","thumbnail_url":"https://www.ebooknetworking.net/books/B00/9CK/bigB009CK5NJW.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B009CK5NJW.html\">The Metric System: Hearings Before the Committee On Coinage, Weights and Measures On H. R. 93 (58Th Congress, 1St Session); H. R. 2054 (58Th Congress, ... and H. R. 8988 (59Th Congress, 1St Session).</a>","width":400,"height":300}