VINTAGE MACBETH EVANS MONAX PETALWARE REGENCY GOLD DECORATION 10 3/4" PLATE. This plate made by MacBeth Evans. The plate is made in a white depression glass called Monax. Also was called oatmeal glass. The pieces came when oatmeal was purchased during the depression era. This plate is made with the Petalware pattern, and has the gold Regency decoration. The plate measures 10 5/8" diameter. It is in excellent condition. There is a little wear in the gold decoration and no chips, cracks, or breaks. Shipped with USPS Priority Mail.