title: OSX Browser does not display certain special Unicode characters/symbols
body: <p>OSX 10.14.6,
  Safari 13.0.4 (Unicode UTF-8),
  Firefox 72.0.1,</p>
  
  <p>From this screen shot you can see about 2/3 of the way down the page my browser stops displaying certain special characters leaving just a square box. 
  <a href="https://i.stack.imgur.com/whpv6.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/whpv6.png" alt="some characters dont display"></a></p>
  
  <p><a href="https://www.key-shortcut.com/en/writing-systems/35-symbols/arrows" rel="nofollow noreferrer">https://www.key-shortcut.com/en/writing-systems/35-symbols/arrows</a></p>
  
  <p>I have pasted this link into all the browsers I have and the results are the same.  </p>
  
  <p>This leads me to conclude that I am missing some system font of some kind or the one I have is corrupted or incomplete or something.  </p>
  
  <p>If you know how to fix this please advise.  </p>