This is most certainly not a 201. That bobbin winder alone rules out a 201, as it came out after the new style bobbin winder did. There are plenty of other things that rule out a 201 also.
The harder thing to determine is if it's a 99 or a 66, as they are the same machine in the 3/4 and full size models. This appears to be a 99, the head shape is the easiest way to tell, and the angle of the photo does not show it that well.