newliplace Mortise Lock Set for Interior Door, Antique Door Knobs with Lock and Key, Crystal Glass Door Knobs, Oil Rubbed Bronze Finish - Amazon.com
Bearing Antique Door Lock European Door Lock Bronze Classic Interior Bedroom Handle Lock - AliExpress
ToPToToo Mortise Lock Set for Interior Door, Vintage Antique Gold Door Knobs with Lock and Skeleton Key, Old Door Knob Replacement Fits 1-3/8 in 1-3/4 in, Polished Brass Finish - Amazon.com
Antique door lock Photograph by Elena Elisseeva - Fine Art America
Brass Door Latch Plate Antique Door Lock Hardware Old - Etsy
Egg & Dart Style Door Set With Egg & Dart Knobs | House of Antique Hardware