By Trader_Jeffro, 4 November, 2014 Description I have this Rosenthal plate from Phillip (PH) Rosenthal. I understand that the makers mark with this design and the green glaze signifies the year 1926, but I can find nothing to support this. Who can help? Category China Medium Ceramic Distinguishing marks Maker's mark and the number 198 Condition Excellent Date Period 1926 Price Paid (If known) 0 For Sale? Yes Photos Log in or register to post comments