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Keywords:
ELECTRICAL,
CONDUCTORS,
CONDUCTION,
ELECTRICITY,
COPPER,
TRANSMISSION,
CONDUCTIVITY,
IRON,
WIRE,
ANALYSIS,
TESTS,
MECHANICAL,
TELEGRAPHS,
CORROSION,
MANUFACTURE,
GAUGES,
STEEL,
BRONZE,
METALS,
CURRENTS,
COMPOUND,
RESISTANCE,
CABLES,
COMMUNICATIONS,
TELEGRAPHY,
METALLURGY
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© Thomas Telford and ICE
1884
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