The mark with the "FM" monogram and "Bonn" and "Les Trestes”, is characteristic of Royal Bonn pieces from the late 19th to early 20th century. Wear present with possible chips. Believed to be in functioning condition - no key present to test.

The mark with the "FM" monogram and "Bonn" and "Les Trestes”, is characteristic of Royal Bonn pieces from the late 19th to early 20th century. Wear present with possible chips. Believed to be in functioning condition - no key present to test.