U-1521: England

2 3/8" X 3 1/2" (58mm X 86mm)

 

(side of crown)

 

 

{Taylor, Tunnicliff & Co.}

 

Picture courtesy Bob Berry

2 3/8" X 3 1/2" (58mm X 86mm)

 

 

(crown incuse) BULLERS

                       LONDON

 

 

 

 

Picture courtesy Bob Berry

2 3/8" X 3 1/2" (58mm X 86mm)

 

(crown top) 19 42

                    MADE IN ENGLAND

 

{Made by Bullers}

 

Picture courtesy Bob Berry

U number assignment from Worldwide Porcelain Insulators by Marilyn Albers & Jack Tod.

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