Canadian Jewellers Association · Toronto : Maclean-Hunter Pub. Co · leaf 462
/ This new and elegant Watch Case was first introduced to tlie trade March 1st, 1884, ismade under J. C. Duebers U. S. Patents, No. 290809 and -90870, dated December 25th, 1883,and is constructed throughout from 14 Karat solid gold bars rolled down over composition metalsexcept pendant bow joints,…
Jewelry · Jewelry trade
Internet Archive · Thomas Fisher Rare Book Library · Public Domain Mark 1.0. Free to use for anything.