{ "item_title" : "The Science of Bell Making", "item_author" : [" Tj Allen "], "item_description" : "Before microphones, before electricity, before digital notifications, there was a simpler technology for announcing that something important was happening. Someone rang a bell. A bell called people to worship. A bell warned a town that something terrible had arrived. A bell celebrated victory, weddings, ships returning, and occasionally the fact that lunch was ready. It is one of the oldest communication devices humanity ever built: a shaped piece of metal that converts force into organized vibration and then sends that vibration traveling through air faster than any human voice could carry. The miracle is not that bells ring. The miracle is that they ring predictably.", "item_img_path" : "https://covers4.booksamillion.com/covers/bam/9/79/825/093/9798250932363_b.jpg", "price_data" : { "retail_price" : "19.95", "online_price" : "19.95", "our_price" : "19.95", "club_price" : "19.95", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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