Lighthouses and Lightships, by W. H. Davenport Adams 57900 [Subtitle: A Descriptive and Historical Account of Their Mode of Construction and Organization] [Link: http://www.gutenberg.org/5/7/9/0/57900 ] [Files: 57900-0.txt; 57900-h.htm] Thanks to Chris Curnow, Chris Jordan and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) David