October 12, 2004, 20:13
Edward L. Parsons, Jr.Dueber Ad on Gold & Gold-Filled Case Marks
In view of all the recent discussion of Dueber gold marks, I thought this would be of interest to the readers of this forum.
Here is a clipping from a 1904 Dueber full-page ad, reproduced in Roy Ehrhardt's trademark book. It apparently was intended to clarify their case gold and gold-filled marks.