Antique Dutch Blue & White Royal Delft Christmas Plate - KERSTMIS 1919. Christmas Star – Peace on Earth

The tin glazed earthenware plate decorated in shades of blue in the center  with the Christmas Star decorated with flowering plants. and the text: KERSTMIS 1919 & in the top VREDE - OP – AARDE
(Peace on Earth.) The rim with stylized leaves and pinecones.
Designed by Leon Senf.
Signed on the back in underglaze blue for:
DE PORCELEYNE FLES   -   ROYAL DELFT
DELFT - HOLLAND  -  AO = 1919.
Painter: AG = Andreas Petrus Guerrain.    
Employment dates: June 6th, 1887 – 1938

Diam.:  25 cm.  (9,7 inches.)                                                            
Weight: 703 grams