Originally Posted by Noiseynana
I really don't have a clue. I do know it is not a featherweight. I don't have a manual and I figure that would have that info.
If it is singer you can find a model number on the medallion on the right hand side of the machine. There should be a serial number on a plate somewhere too. You can look that up.
Have you figured out the skipping yet? I'm guessing there might be a burr or dried up oil somewhere in the works. Have you given it the spa treatment from Billy's tutorial?
http://www.quiltingboard.com/t-45983-1.htm
Also, we have a vintage sewing machine shop on here too. Go to HOME up at the top of this page. Then when you get there, scroll down to the vintage sewing machine shop. There is a lot there. You can read the almost 2000 pages and learn a LOT - link -
http://www.quiltingboard.com/t-43881-1.htm