Long Dutch Royal Delft Polychrome Cloisonné Tile. Windmills on a Water Front.

The rectangular Delft cloisonné tile decorated in colours with a Dutch landscape with two windmills. (Octagonal Bovenkruiers) Marked on the back with the impressed factory mark for:

DE PORCELEYNE FLES - ROYAL DELFT
DELFT - HOLLAND - Circa 1940. 
Literature:
Similar item from the windmil series is shown in Rick Erickson - Royal Delft Page 223  - Fig. 15 -75

12,3 x 22,4 cm. (4,9 x 8,8 inches.)
Height:  1,2  cm.  (0,5 inches.)
Weight: 484 Grams.