Vessicle in the prickle layer, the epithelial cells pushed aside, and a few leucocytes in the cavity. 50x From a section by Windlereid William.
Norman Purvis Walker
<cite class="book" style="font-style:normal" id="Reference-Walker-1905">Walker, Norman Purvis (1905)      <i> <a rel="nofollow" class="external text" href="https://books.google.com/books?id=fnYoAAAAYAAJ">An introduction to dermatology</a></i> (3<sup>rd</sup> ed.), William Wood and company Retrieved on 26 September 2010. <small></small></cite>