De Porceleyne Fles Crisisbordje - 1935. De schippers leeren Vaaren, Niet in de Stille Zee, Maar in de Felle Baren

The center decorated in blue with Dutch brown sailing vessels in stormy water on sea & the date 1935. In the rim the text:
* DE SCHIPPERS LEEREN VAREN,
NIET IN DE STILLE ZEE*
MAAR IN DE FELLE BAREN
Jacob Cats 
Captains lean to navigate, not in the silent see, but on the intensively waves
Signed on the back in underglaze blue for:
DE PORCELEYNE FLES - ROYAL  DELFT
DELFT - HOLLAND & BE = 1935                
Painter’s initials:  VH =  Gijsbertus van Heijenoort
Employment dates: 1891- 1941

Diam.:  18,2 cm.  (7,3 inches.)     
Weight: 234 grams