Nautical chart of the west coast of Africa from St Paul de Loanda to Great Fish Bay. Compiled shiefly from sketch surveys by Captain W.F.W. Owen, H.M.S. Leven, 1825, with additions to 1881. Not current - not to be used for navigation!
<bdi><a href="https://en.wikipedia.org/wiki/en:United_Kingdom_Hydrographic_Office" class="extiw" title="w:en:United Kingdom Hydrographic Office"><span title="UK government agency concerned with providing hydrographic and marine geospatial data">United Kingdom Hydrographic Office</span></a>
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