Russell and Erwin Mortise Lock Box- Decorative antique doorknob Cambridge design

Cambridge design

The set includes a pair of cast bronze doorknobs with concentric design

Decorative cast iron flush mount pocket door plate pair with bronze plating made by Russell & Erwin

It takes a slightly smaller than standard non-threaded square doorknob shaft

This doorknob takes a standard square shaft

Russell and Erwin Mortise Lock Box- Decorative antique doorknob Cambridge designRussell and Erwin Mortise Lock Box Decorative Interior mortise lock box by Russell and Erwin with decorative bronze plated and japanned front plate. Patent date of 1889. Box measures 3 1 2"h x3"w x1 2"d. Face measures 5 1 4h x 1"w. Shown in 1891 catalogue with Amarat door plate, perhaps an early version of Amarat design combo. All of our lock boxes are cleaned, oiled and fully tested for functionality. Please let us know if you need a key when you