<P><b><center><font color=chocolate><font size=5>DOWNLOAD / PDF USER INSTRUCTION</center></font></font><P>Authorized reproduction of the users / instruction manual for a Riccar model 9900, a round bobbin, free arm, flat bed zig zag sewing machine. It has basic information, cleaning and oiling and some troubleshooting information. The built in zig zag and stretch stitch are covered as the the attachments.