Figure 17  Gravemarker, Perth Amboy, New Jersey, 1918. Terracotta. H. 75". The John and Mary Halbert marker is a good example of mass-produced terracotta gravemarkers with faux granite finish. The granite-like texture was produced using a sprayed on glaze and was marketed under the trade name Granitex. The marker dates from 1918 and is located in Alpine Cemetery.