{ "item_title" : "Experiments with Alternate Currents of Very High Frequency and Their Application to Methods of Artificial Illumination", "item_author" : [" Nikola Tesla "], "item_description" : "A lecture delivered before the American Institute of Electrical Engineers, Columbia College, N.Y., May 20, 1891.", "item_img_path" : "https://covers2.booksamillion.com/covers/bam/0/80/950/162/0809501627_b.jpg", "price_data" : { "retail_price" : "11.99", "online_price" : "11.99", "our_price" : "11.99", "club_price" : "11.99", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }