"Information presented on this website is considered public information and may be distributed or copied. Use of appropriate byline/photo/image credit is requested." I could find no specific credit for this image, so I presume that is a USGS file photo.
== Summary == Available in [http://pubs.usgs.gov/of/2003/of03-001/index.htm U.S. Geological Survey Open-File Report 03-001] ([http://pubs.usgs.gov/of/2003/of03-001/htmldocs/ships.htm direct link to images]). The site links to a [http://www.doi.gov/footer
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