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Signal 92W greats you at the top of the spiral staircase. |
The catwalk outside the tower. |
Bergrn Interlocking Model Board. |
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Circuit Controllers. |
Circuit Controllers. |
Control and Indication Magnets. |
Control and Indication Magnets. |
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Control and Indication Magnets. |
Back of the Model Board. |
Inside of the interlocking Machine. |
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