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Railroading on the Tehachapi: Changing a Damaged Power Switch Machine (Mark Clay McGowan) View |
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Railroad Signaling Explained: How a Power Switch Machine Works (Mark Clay McGowan) View |
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The Forbidden Video Files: On becoming a Maintainer after 27 years. (Mark Clay McGowan) View |
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M23 Switch Machine - Left/Right Conversion (Rail Development Group) View |
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Railroading on the Tehachapi: Union Pacific Train Between Tunnels 3 and 5 (Mark Clay McGowan) View |
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How Things Work on Railroads: Tunnel Radios (Mark Clay McGowan) View |
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Railroad Storm Watch on the Tehachapi: Day 1 (Mark Clay McGowan) View |
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Railroading on The Tehachapi: Traffic Jam between Ilmon and Caliente (Mark Clay McGowan) View |
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The FORBIDDEN VIDEO FILES! An Introduction (Mark Clay McGowan) View |
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how a relay case is wired (Railroad Signals) View |