U-1851: England

3 3/8" X 3 3/8" (83mm X 83mm)

 

(dome side)

{Gaskell & Grocett}

 

Picture courtesy Bob Berry

Note G & G stands for Gaskell and Grocett.  This insulator has two inner skirts. 

U number reassigned from U-1829 to U-1851 due to two inner skirts by Bob Berry February 2020.

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