Dow Jones (19-Jul-1987 through 19-Jan-1988).
<a href="https://en.wikipedia.org/wiki/user:Edward" class="extiw" title="en:user:Edward">Edward</a>
<a href="https://en.wikipedia.org/wiki/Image:Black_Monday_Dow_Jones.png" class="extiw" title="en:Image:Black Monday Dow Jones.png">en:Image:Black_Monday_Dow_Jones.png</a>