Enamel Doorknob Set with Hidden Attachment Elaine It measures 2 1/4" diam

It measures 2 1/4" diam

Originally manufactured by Nimick & Brittan

With the ring

In the 1939 catalogue the name for this design is Tunis

The doorknobs both have a nice rich consistent patina with just a hint of sparkle within the design

Enamel Doorknob Set with Hidden Attachment Elaine It measures 2 1/4" diamEnamel Doorknob Set with Hidden Attachment Set of white enamel doorknobs with cast iron necks and matched pair of cast iron rosettes. The doorknobs have a unique attachment method, patented in 1882 by O. M. Hidden. These types of doorknobs were sold by Union Doorknob. One doorknob has a flathead screw in the center which when tightened pinches two brass pinchers onto the shaft. The other knob is held in place onto the shaft. One side is adjustable to