Corinth - Westmoreland
Although this vase has prominent vertical ribs like several other patterns, it's the only one with 12 ribs. The base diameter is 3 1/4 inches. The vases were made from the same mold that is sometimes seen flattened into a bowl, plate, or banana dish.

Items come in several colors including amber, amethyst, aqua, blue opal, green, lavender, marigold, marigold on milk glass or on moonstone, olive, peach opal and teal.