U-1864 France

U-1864: France

U-1864

5 3/4" X 6 1/2" (146mm X 165mm)

(upper skirt ink stamp) P.F.C. / DEPOSE

{Parvillee Freres & Co.}

Picture courtesy Bob Berry

U-1864

5 3/4" X 6 1/2" (146mm X 165mm)

(upper skirt ink stamp) P.F.C. / DEPOSE

{Parvillee Freres & Co.}

Picture courtesy Bob Berry

This large early high voltage insulator has two inner skirts and a standard 1" threaded pinhole (note sulfur cement remains in this example).

U number assignment by Bob Berry April 2016.

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