Lighthouse illumination
Subtitle: being a description of the holophotal system, and of azimuthal-condensing, and apparent lights, with other improvements.
By: By Thomas Stevenson ...
Publisher: J. Weale
Published: 1859
Place of publication: London
Language: eng
Number of pages: 122
Subjects: Lighthouses -- Lighting.; Holophote.; Lighthouses.
Other titles: Holophotal System.