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Keywords:
MATERIALS,
DECAY,
TROPICAL,
CLIMATE,
TROPICS,
METHODS,
PREVENTION,
IRON,
TIMBER,
WOOD,
PRESERVATION,
CREOSOTE,
IRONWORK,
SLEEPERS,
DETERIORATION,
RAILWAYS,
BRIDGES,
SUSPENSION,
CREOSOTING,
DURABILITY,
BRAZIL,
CEYLON,
SRI LANKA
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© Thomas Telford and ICE
1865
