Map of the Cameroons region where Mr. Saker laboured.
<bdi><a href="https://en.wikipedia.org/wiki/en:George_Philip_(cartographer)" class="extiw" title="w:en:George Philip (cartographer)"><span title="cartographer">George Philip</span></a>
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<p><i>Alfred Saker, The Pioneer of the Cameroons</i>, by his daughter Emily M. Saker, page 156
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