Boston Suburb, 1919. Closeup of Large Porcelain Spools on Power Line.
By Joe Maurath, Jr.; posted November 20, 2019
View Original: Click to zoom, then click to magnify (1070 x 591) 70KB
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Click "Previous" for an overall image of the poles these were used upon. These insulators probably were used to make a simplified bend around the corner you see in the larger image. |