{"product_id":"collecting-early-machine-made-marbles-the-m-f-christensen-son-company-and-christensen-agate-company","title":"Collecting Early Machine-Made Marbles: The M. F. Christensen \u0026 Son Company and Christensen Agate Company","description":"With this book, readers will discover machine made marbles from the early 1900s to the 1930s that revolutionized the glass marble industry. Over 700 beautiful color photos display marbles produced by both Ohio-based companies, M. F. Christensen \u0026amp; Son Company and Christensen Agate Company. Among the examples displayed are bricks, cobras, guineas, opaques, slags, single pontil slags, swirls, and hand-gathered swirls. Additionally, early slag marbles known as \"transitionals\" are featured. The text includes histories of these two important glass marble companies, descriptions of their various marble types, and their methods of manufacture. Values for the marbles displayed are found in the captions. This book will be treasured by all those who collect and enjoy marbles.\u003cbr\u003eASIN: 0764318276\u003cbr\u003eVSKU: BVV.0764318276.G\u003cbr\u003eCondition: Good\u003cbr\u003eAuthor\/Artist:Block, Robert S.\u003cbr\u003eBinding: Hardcover\u003cbr\u003e\u003cb\u003eNote:\u003c\/b\u003e Any images shown are stock photographs and product may differ from what is shown.  \u003cbr\u003e\u003cb\u003eCondition Notes\u003c\/b\u003e: The item shows wear from consistent use, but it remains in good condition and works perfectly. All pages and cover are intact  including the dust cover, if applicable . Spine may show signs of wear. Pages may include limited notes and highlighting. May NOT include discs, access code or other supplemental materials.  \u003cbr\u003e","brand":"Blue Vase Books","offers":[{"title":"Default Title","offer_id":43331650879549,"sku":"BVV.0764318276.G","price":19.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0589\/4225\/9261\/files\/0764318276-0.jpg?v=1783558803","url":"https:\/\/www.bluevasebooks.com\/products\/collecting-early-machine-made-marbles-the-m-f-christensen-son-company-and-christensen-agate-company","provider":"Blue Vase Books","version":"1.0","type":"link"}