LIGHTHOUSES BY DAVID STEVENSON, F.R.S. E., MEMBER OF THE INSTITUTION OF CIVIL ENGINEERS. Author of Sketch of the Civil Engineering of North America; Treatise on the Application of Marine Surveying and Hydrometry to Civil Engineering; Remarks on the Improvement of Tidal Rivers; Treatise on Canal and River Engineering; PREFATORY NOTE. THE following Papers are republished with the sanction of the Author, and of the Proprietors of "Good Words," for which Periodical they were written. EDINBURGH, August 1864. |