Lead glazed pottery, part first (common clays) : plain glazed, sgraffito and slip-decorated wares (1907)
Barber, Edwin Atlee, 1851-1916, Pennsylvania Museum and School of Industrial Art · Philadelphia : Pennsylvania Museum and School of Industrial Art · leaf 17
3. Sgraffito Dish ('it; inches). German Luxembourg, 1713. Trumbull-Prime Collection, Princeton University 4. Sgraffito Dish (22 inches). German Luxembourg, 1752. Trumbull- Prime Collection, Princeton University.
Pottery
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.