Holmes and Kirby Tree insulators
By Lee Southern; posted November 13, 2008
View Original: Click to zoom, then click to magnify (618 x 943) 115KB
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Source: Canadian General Electric Co. Ltd., Electrical Supplies Catalogue No. 20, 1920-21 |
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Source: Canadian General Electric Co. Ltd., Electrical Supplies Catalogue No. 20, 1920-21 |