* «Click letters used by the Norwegian mission to the Zulu, early 19th century»
<ul><li>old version of <a href="//commons.wikimedia.org/wiki/File:Norwegian_click_letters.png" title="File:Norwegian click letters.png">File:Norwegian_click_letters.png</a> from en.wikipedia;
<ul><li>originally uploaded on 2012-09-16 12:04:37 by (<a href="//commons.wikimedia.org/wiki/User:Kwamikagami" title="User:Kwamikagami">Kwamikagami</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Kwamikagami" title="User talk:Kwamikagami">talk</a><span style="white-space:nowrap"> <b>·</b></span> <a href="//commons.wikimedia.org/wiki/Special:Contributions/Kwamikagami" title="Special:Contributions/Kwamikagami">contribs</a>))</li></ul></li></ul>
H. P. S. Schreuder
H. P. S. Schreuder: <i>Grammatik for Zulu-Sproget</i> Christiania: 1850