U-1938A: England

2 7/8" X 4 5/8" (70mm X 113mm)

 

(front skirt)                                   

(rear skirt)  PATENT No. 2959 / 07          

             RD No. 563022 - 520335

(dome top) G.P.O. / 2 /          

{Taylor and Tunnicliff}        

 

Picture courtesy Bob Berry

This is a dryspot insulator where the top unscrews to expose openings inside the skirt and wire groove to allow a telephone drop wire to pass through the insulator to provide a "dry spot" from rain and decrease leakage loss.  The logo is for the Taylor, Tunnicliff & Co.   

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

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