Initial A as used in <i>Amazing Stories</i> volume 1, number 1.
Unknown author<span style="display: none;">Unknown author</span>
<a href="//commons.wikimedia.org/wiki/File:Amazing_Stories_Volume_01_Number_01.djvu" title="File:Amazing Stories Volume 01 Number 01.djvu">Amazing Stories Volume 01 Number 01.djvu</a>