John Gilhen (1976). "Telephone and Telegraph Insulators: The End of an Era. $5
By Rick Soller; posted November 17, 2020
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John Gilhen (1976). "Telephone and Telegraph Insulators: The End of an Era. Reprinted in the Nova Scotia Museum newsletter Info, No. 18 from The Occassional, vol. 3, No. 3 (Summer 1976). A 10 page review of insulators in Canada. $5 |