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Henry W. Spang

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A Practical Treatise On Lightning Protection
A Treatise on Perfect Railway Signaling Describing the Development of the Electric Telegraph and Block Signaling Systems, Their Damage and Derangement During Thunderstorms, and Explaining the Requirements for Reliable Signaling
Practical Treatise on Lightning Protection Giving Complete and Explicit Instructions for the Protection of Buildings and Explaining the Defects of the Lightning Conductors Now Erected (Classic Reprint)