HMS Challenger, pioneer of Oceanography.  From <a href="https://en.wikipedia.org/wiki/NOAA" class="extiw" title="en:NOAA">NOAA</a> archive.  Public Domain.
<h4><span class="mw-headline" id="Image_source_publication_information">Image source publication information</span></h4>
<p>Report on the scientific results of the voyage of H.M.S. Challenger during the years 1873-76 under the command of Captain George S. Nares, R.N., F.R.S. and the late Captain Frank Tourle Thomson, R.N./prepared under the superintendence of the late Sir C. Wyville Thompson, and now of John Murray; published by order of Her majesty's Government
</p><p>Library Call Number Q115.C4
<a rel="nofollow" class="external text" href="http://www.oceanexplorer.noaa.gov/library/historicaldocs.html">NOAA source information</a>
</p>
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