"The combination of dioptric instruments with a lamp capable of producing a large volume of flame affords a solution to improve lighthouses." — Alan Stevenson
"The advantages of the colza oil are thus stated: the light derived from colza oil is a little superior to that derived from the spermaceti oil." — Scottish Lighthouse Board
"The first lighthouse of modern days which merits attention is the Tour de Corduan, the noblest edifice of the kind in the world." — Alan Stevenson
"The history of the celebrated lighthouse on the Eddystone rocks is well known to the general reader from the narrative of Mr. Smeaton." — Alan Stevenson
"The light beams received from the lamp must be projected accurately to guide mariners safely." — Alan Stevenson

Historical quotes on lighthouse innovation and engineering

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