Your choice of one cast bronze rope pattern knob. Corbin M-18001 C:1905. Rounded top and parallel lines around perimeter.  One has a more naturally aged patina, the other, due to the amount of paint on it, was polished to a like new condition. Upon purchase, please indicate which of the two you prefer.

Please refer to pictures to confirm condition and size that you are looking for.  

I will polish the second for you if you need two and would like them to match.

These are items well over 100 years old so they will not be perfect.  If the posted pictures are insufficient just 

Y-20