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Ramshorn Hooks Composition and Rubber These two original crossarms are the second method of using ramshorn insulators. The upper arm contains the rare composition type hooks while the bottom arm contains the rubber covered hooks with skirts.
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Ramshorn Hooks Composition and Rubber These two original crossarms are the second method of using ramshorn insulators. The upper arm contains the rare composition type hooks while the bottom arm contains the rubber covered hooks with skirts.
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Return to the Early Telegraph Insulators page
Written Sunday, January 19, 1997; updated Tuesday, February 21, 2012