{"product_id":"j0301870457","title":"Old Experiments Strength Gunpowder 1870 Pressure Curves Velocity Time Victorian","description":"Old Original Antique Victorian Print EXPERIMENTS STRENGTH GUNPOWDER 1870 PRESSURE CURVES ENGINEERING VELOCITY TIME A page and reverse from The Engineer dated 1870 Size of each page is 16 x 11 inches (410x280). All are genuine pages from that issue not modern reproductions, other issues are available.\u003cbr\u003e\u003cbr\u003eAll prints are original antique prints and are not copies. Many are unique and rare. All products are delivered securely in a re-inforced hard back envelope or a postal tube.","brand":"OldPrints4All","offers":[{"title":"Default Title","offer_id":54212425843025,"sku":"J0301870457","price":19.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/2616\/7121\/files\/J0301870457.jpg?v=1783124662","url":"https:\/\/oldprints4all.com\/products\/j0301870457","provider":"OldPrints4All","version":"1.0","type":"link"}