<P><b><center><font color=blue><font size=5>PRINTED SERVICE ADJUSTMENT and PARTS</center></font></font><P>Authorized reproduction of the Singer dealers servicing and parts manual for the Singer sewing machine, class 451, models 451K41, 451K41 and 451K145. There are about a dozen pages in this manual with user's information. This is scanned from an original which is extremely detailed and full of great information.