Illustration of letters introduced into the <a href="https://en.wikipedia.org/wiki/Roman_Alphabet" class="extiw" title="w:Roman Alphabet">Roman Alphabet</a> as part of an attempted reform by the Emperor <a href="https://en.wikipedia.org/wiki/Claudius" class="extiw" title="w:Claudius">Claudius</a>.
(from English wikipedia, <a class="external free" href="https://en.wikipedia.org/wiki/Image:Claudian-letters.jpg">http://en.wikipedia.org/wiki/Image:Claudian-letters.jpg</a>)