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Ben Franklin's lightning rod was denounced by religious leaders - Big Think
Understanding The Different Lightning Rod Protection Systems - LEC
Franklin Lightning Rod: More that just safety? — The Porter-Phelps-Huntington House Museum
Industry Leader: 1 WTC a Lightning Rod – Commercial Observer
High Mast LED | Tapered Pole LED | Nemalux Industrial
Amazon.com: Lightning Rod Kit for Roof, 37CM Three-Pole Spike Brass Detachable Copper Lightning Protection Equipment, Lightning Protection System for House Tower Tank Roof Safety : Industrial & Scientific