Hi Richard, There are good costume jewelery shows in Providence Rhode
Island. Many manufacturers of costume jewelry are in that area.
There is a trade show called the International Fashion Jewelry and
accessory show which is held in Providence or Warwick Rhode Island,
and also in New York City. For exact dates contact them at (914) 686
3080. Their website is http://www.ifjag.com
There is a publication for costume jewery called Fashion Accessories
. It is in newspaper form and published in Bergenfield, NJ.
There is also a magazine called Accent. which I think is published in
Fashion jewelry can also be found at the ACC craft show, Boutique
show, and The Gift Show. The latter two shows are held in New York
City while the Acc show is in different parts of the country.