Hi Julroc. Hopefully this post won't show up twice. I wrote one post and as I was editing it, the dog came along and hit my hand and the post disappeared.
You had asked about identifying your singer model on your new (to you) machine. I don't know if anyone has posted this page yet, but in case they haven't, this web page helps a person to figure out what model they have.
http://www.sandman-collectibles.com/...r-machines.htm