Optical apparatus for steamers' side lights /
Stevenson, Thomas,1818-1887.
Stevenson, Thomas,1818-1887.Experiments on the illumination of beacons at sea, by electricity communicated through wires connected with the shore.
Hart, W. D.Description of electrical apparatus and experiments on Mr. Stevenson's proposal to illuminate beacons and buoys, with description of a new contact-breaker.
London : Printed by W. Bowden, 23, Red Lion Street, Holborn,
1867.
Includes bibliographical references.
Ships' lights
Beacons
Buoys
England London.