Dutch Blue & White Royal Delft Hand Painted Coaster with Sailing Vessel - 1932

The small tin glazed earthenware coaster decorated in shades of blue with Dutch brown sailing vessels in a Dutch landscape.
Signed on the back in underglaze blue for:
DE PORCELEYNE FLES - ROYAL DELFT
DELFT - HOLLAND  & BB  = 1932
Painter’s initials: VA =  Thomas van Arum
Employment dates: March 31th 1890  - 1945              

Diam.:  11,4 cm.  (4,5 inches.)
Weight: 103 grams.