Well, DH suggested using "Paint" to resize them. Let's see if this works. I'm sorry for the poor quality, but they were taken with my iPod in less-than-perfect light.
Nope; it still says "invalid file."
I do have a couple taken a week or so ago with a real camera.
It's Montgomery Wards "Signature" sewing machine. I wish I could show you the more detailed photos.