Initial from a 1551 treatise on cosmography
<span lang="en">Anonymous</span><span style="display:none">Unknown author</span>
<i>Cosmographia</i> Petri Apiani (<a rel="nofollow" class="external free" href="https://archive.org/details/cosmographiapetr00apia_11/page/n3/mode/2up">https://archive.org/details/cosmographiapetr00apia_11/page/n3/mode/2up</a>)