Gartner/Blade - Massachusetts This spectacular work of art glass is inspired by their fascination with natural geological formations. They begin with an opaque base color, and then overlay with a rock strata pattern. The cover’s finial represents bone and tendrils - their signature design. Gartner/Blade glass is the work of Danielle Blade and Stephen Gartner. Artist signed. 5" Tall X 8 1/2" diameter.