Originally Posted by miriam

I guess you could try it both ways and see what works best for that machine. The needle threads from the left to the right. The needle goes in flat side toward the machine. It can be very frustrating getting it tweaked. Right now, I have a Singer 15 that pukes out bobbin cases & bobbins no matter if I have the take up lever all the way up, the bobbin 'clicked' into the groove or a new bobbin. Turn the wheel and pop - there it goes... rolls right out. I think some babies just puke. This machine looks like it has had VERY little use. I should try a different bobbin case AND bobbin and see what it does. Anyway it happens...