You may or may not know that during World War II metals went into war efforts, and jewelry became plastic. Lots of fun here. Colorful Bakelite, Lucite, cared etched! Plastic jewelry was my passion for years , thus the books that I have for sale. If you sell vintage jewelry, or if you buy vintage jewelry, or if you collect vintage jewelry, this book can come in handy. Obtained in the 90s. Lots of helpful information here on the different kinds of plastic jewelry. Paperback. Barely used. I have been selling my collection of vintage guide books on all kinds of vintage fashion, including some rare Sears catalogs. I am done buying things to sell so I don't need them anymore. I have a very very large collection because I have been doing this for very very long time. Stay tuned!! Offers OK