{"product_id":"going-diatonic-a-comprehensive-guide-to-autoharp-conversion","title":"Going Diatonic: A Comprehensive Guide to Autoharp Conversion","description":"First published in 1990, and still the best book for converting your autoharp to a diatonic, Bryan-Bowers type setup. Everybody's doing it! In-depth treatment of the musical principles involved, an array of diagrams for your new chord bars, some tuning tips and lots more. Spiral-bound; 55 pp.","brand":"Other","offers":[{"title":"Default Title","offer_id":26853934432320,"sku":"289-1","price":15.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0147\/9412\/9472\/products\/289-1.jpg?v=1645720163","url":"https:\/\/www.elderly.surf\/products\/going-diatonic-a-comprehensive-guide-to-autoharp-conversion","provider":"Elderly Instruments","version":"1.0","type":"link"}