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K-70 Car Retarder Panel52 views
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K-70 Car Retarder Panel50 views
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K-70 Car Retarder Panel45 views
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K-70 Car Retarder Panel45 views
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K-70 Car Retarder Panel47 views
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Receiving Yard - Control Panel58 views
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Receiving Yard - Control Panel51 views
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Retarder and Switch Control Console - Tape Reader in foreground50 views
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Retarder and Switch Control Console53 views
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Yardmasters Control Panel53 views
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Main Yard Office56 views
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Car leaving Master Retarder Model 32 Antenna in foreground53 views
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Car entering Master Retarder 52 views
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Boyles Classification Yard, Birmingham, Alabama 56 views
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Master Retarder - Main Office at Left52 views
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Hump Conductor House at Crest54 views
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From top floor of Retarder Control Tower52 views
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Retarder (left) and Speed Control Antenna (right)51 views
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Switch Layout55 views
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Model 32 Retarder54 views
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Maintainer's Panel Yard Switching System51 views
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CY Cab Signal Equipment Rack53 views
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Computer Racks55 views
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Coding Units - Automatic Switching System54 views
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Boyles Classification Yard, Birmingham, Alabama - Looking North53 views
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Boyles Classification Yard, Birmingham, Alabama - Looking North59 views
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