Vintage studio art glass paperweight made by Salamandra Glass, Portsmouth, NH.  Features two glass squares fused together with a yellow and green pattern sandwiched between the 2 layers.  Measures 2-7/8" square and is 1-1/4" tall.  Maker's mark etched on one side and the year 1988.  Scratch protectors on each corner of base.  This is in excellent condition with no chips, cracks or scratches.