My new (ancient) Zig-Zag-o-matic sewing machine. Guess what it does?

ZIG ZAG! For my birthday this year my husband bought me a beautiful retro Singer sewing machine, but we quickly discovered it didn't do zig zag stitching. I use zig zag alot as it requires less precision  with pesky single stitch you have to follow a line and can easily come away from the fabric,…

My new (ancient) Zig-Zag-o-matic sewing machine. Guess what it does?

My other Classic / Vintage Obsession Sewing Machines. - Page 9 - Bike Forums

Barbara Brackman's MATERIAL CULTURE: Happy Birthday, Helen Blanchard

I just bought a beautiful vintage treadle machine but I can't figure out what model it is or what to do next. Any advice? : r/vintagesewing

My new (ancient) Zig-Zag-o-matic sewing machine. Guess what it does?

Zig-zag mechanics – Vintage Sewing Machines

My other Classic / Vintage Obsession Sewing Machines. - Page 9 - Bike Forums

Singer Touch and Sew model 720 - Threads

I acquired this amazing machine but unfortunately it doesn't have a manual I tried to look online for a manual but couldn't even find even an image of this specific model online