i need info and manual on a Dressmaker model 411 serial number 11749 also says J A 3. I found it curbside in my neighborhood, and it works, I oiled and cleaned it and adj ,the tension. It does have some rust on the bobbin case .But i am sure i can resolve that. I would reall y appreciate any info .I have about 30 antiques , and this is my first DRESSMAKER.