Hi,
I haven't happened across a Spartan, so not help on that one. If I were to spot one at a good price, I would have to get it, as they are cute, not as cute as a featherweight, but still cute.
I'm not sure if you are looking specifically for the textbook, or just some of the info in it. There are a couple that are quite similar to each other would be
http://www.sewon.info/dawnload5/SING...ILY-MANUAL.pdf
and
http://www.singerco.com/uploads/down...7d9fb8c05e.pdf
Another good one that I like is
http://ismacs.net/singer_sewing_mach...rence-book.pdf
Janey - Neat people never make the exciting discoveries I do.