Authorized reproduction of the users / instruction manual for a Necchi Supernova, BF, a round bobbin, round throat plate, flat bed, sewing machine that may be electrically or treadle operated. It covers some of its attachments, has basic information. It also has cleaning and oiling as well as troubleshooting information. This manual is 52 pages and the PDF file is 2.89MB in size. The downloads can only be paid for with a credit card.