SPARTA-The Vintage Fashion Costume Jewelry Club's NJ/METRO chapter will host its semi-annual Mini Convention, show and sale, 9:30 a.m.-3 p.m., Saturday, March 12, at the Lake Mohawk Country Club, in Sparta. Admission is free. Vintage costume jewelry from days gone by will be displayed and offered for sale by exhibitors and collectors from the region. Browsing through the displays will bring back memories of yesteryear, as well as the opportunity for a collector to find that one-of-a-kind piece of jewelry to add to his or her collection. Lots of beautiful, reasonable, authentic, retro treasures will be available. Rings, brooches, pendants, necklaces, bracelets and earrings will be displayed and a wealth of educational information about collecting costume jewelry will be discussed. For information, call 729-3341.