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Crossing Lights - New Technology - New Standards

Therrien, T. E.; Hoffman, M.

PROCEEDINGS- ASSOCIATION OF AMERICAN RAILROADS ANNUAL SESSION ALL SECTIONS.; Association of American Railroads: Communication and Signal Division; Louisville; KY, 1995; Oct, 1995, 519-526 -- AAR; 1995 Part: Part; (pages 519-526) -- 1995

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Crossing Lights - New Technology - New Standards

Therrien, T. E.; Hoffman, M.

PROCEEDINGS- ASSOCIATION OF AMERICAN RAILROADS ANNUAL SESSION ALL SECTIONS.; Association of American Railroads: Communication and Signal Section; Louisville; KY, 1995; Oct, 1995, 123-126 -- AAR; 1995 Part: Part; (pages 123-126) -- 1995

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