I believe that might be a Singer 128. Check out this picture:
http://possumjimandelizabeth.com/xht...g_sing128.html
I just ordered this same machine, online, and I just love the decals on it. It is not a "red-eye", which would be model #66.
Here are a couple of links to help you learn about winding and loading the bobbin:
http://www.youtube.com/user/TreadleL.../9/GOu4-CG8RMU
http://www.youtube.com/user/TreadleL.../8/TFQ6fTVnkT0
Have fun playing with your "new" machine!!!!