NEW CROSSING-SIGNAL DEVICE. — Model of a new crossing-signal device, invented by Messrs. E. A. Langford and F. L. Eastgate. The signal would light up on the approach of a train, provision being made to ensure thalt* when the light is off, no effect of illumination would be conveyed by rays of the sun or by any reflection.
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Bibliographic details
Sun (Auckland), Volume II, Issue 585, 11 February 1929, Page 1
Word Count
57NEW CROSSING-SIGNAL DEVICE.— Model of a new crossing-signal device, invented by Messrs. E. A. Langford and F. L. Eastgate. The signal would light up on the approach of a train, provision being made to ensure thalt* when the light is off, no effect of illumination would be conveyed by rays of the sun or by any reflection. Sun (Auckland), Volume II, Issue 585, 11 February 1929, Page 1
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