OurWorkbench

Some additional info regarding the bobbin case can be found at
http://shop.sew-classic.com/Singer-b...ils-105032.htm
http://shop.sew-classic.com/Bobbin-C...ils-173058.htm
http://www.shop.sew-classic.com/medi...bin%20case.pdf

Also have you checked out this thread?
http://www.quiltingboard.com/pictures-f5/singer-319-need-tlc-t162425.html

Janey - Neat people never make the exciting discoveries I do.