A Mount Washington Cog Railway switch.
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Note the many parts to the switch. There are nine parts that must be set manually.
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A Mount Washington Cog Railway brakeman setting the switch.
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A Mount Washington Cog Railway brakeman setting the switch.
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A Mount Washington Cog Railway brakeman setting the switch.
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A Mount Washington Cog Railway brakeman setting the switch.
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The track about to round a curve. Note the cog track in the middle.
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A view of the track from through the end window of the passenger coach.
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A really complicated switch.
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Setting the switch on the way down.
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The switch is far more complicated than an ordinary track switch.
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The switch at the base station is mechanized but note its complexity.
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The mechanized switch at the base station.
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The center cog rack.
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The center cog rack.
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The center cog rack.
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The center cog rack.
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The track near the summit.
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The cog engine gear system. The large gear is the cog gear and the smaller gear, the spur gear, is driven by the pistons of the engine.
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The drive mechanism for the cog engine.
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