Originally Posted by repechage

There are at least three versions, all with no strap loop.
Silver, non anno cage, cage windows like the steel pedal.
Black with the same cage shape as the steel pedal (small typography) still using metallic dust caps by the way.
Black with the "windows" smaller and the chamfer leading to the outer surface at the "windows". (the typical configuration seen) typography evolves

I have not studied the quill return closely, I should do that.

I have examples of all of the above.