Since you live in Philadelphia, you have an excellent museum close
by. I would seek out the curator of the either the Asian collection
or decorative arts. If they can't help you, they would be able to
refer you to somebody who might.
M E T A L W E R X
50 Guinan St.
Waltham, MA 02451
Ph. 781/891-3854 Fax 3857
Jewelry/Metalarts School & Cooperative Studio