C. A. Stevenson
- On a Dipping-Or Fog-Apparatus for Electric Light in Lighthouses. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 92, n. 1888-2 ( 1888). (1888):
- Lighthouse Refractors. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 117, n. 1894-3 ( 1894). (1894):