This is The Elna Supermatic. For it's time, it was an absolute revolution. It used cams to make fancy stitches. The folded up silver bit is the knee lever, instead of a foot pedal.
Eaten up with jealousy at other's blogs, I've finally made my own. Not just a nurse, a very odd nurse obsessed with knitting, spinning, my kids and my dogs. Welcome to my world.edited to add: quilting. Yeah, that bug bit me, too. I think I have low resistance to craft bugs.