Vintage Singer Buttonholer Attachment Green Case + Manual‎ & Accessories + Parts

Vintage Singer Buttonholer Attachment Green Case + Manual & Accessories + Parts Be sure to look at all of the pictures for reference. This was my grandmother's ...we were going through things and found all of this from her sewing days. It looks like some of the parts need to be cleaned. If you have any questions, feel free to ask. I am not a sober so I'm not sure what all this is.