Jade Green Art Glass 7” Plates Engraved to Alabaster, Carder Steuben ? Unmarked

Jade Green Art Glass 7” Plate Engraved to Alabaster. Possibly Carder Steuben York Pattern, but they are unmarked. Set of 2 salad or dessert plates. Good condition they do have some scratches and wear and one spot that is stained/discolored black. They are not exactly the same color/shape slightly irregular. See photos for details. Approx Size: 7" wide SKU: O