Antique DECORO Ware - pair of art nouveau "bird of paradise" vases, England, ca 1920's

Rare pair of DECORO art nouveau "bird of paradise" vases manufactured by Canning Pottery Co., Fenton, Stoke-on-Trent, England (1896 - 1936).
The vases are hand decorated with an art deco bird of paradise amongst peonies and foliage on a steel blue backgrond.
They are similar but not identical.
Marked underneath with the Decoro trademark and registration number 429479 (used between 1923 and 1936)
(Decoro wares were a sideline to their principal production of teapots)

Measurements:
Height approx 23 cm (9 inches)
Width approx. 12 cm (4.75 inches)
Total weight approx. 956 grams