Red "Exit Only" sign with white Helvetica lettering and black trim at the Dyre Avenue-bound platform on the <a href="https://en.wikipedia.org/wiki/Gun_Hill_Road_(IRT_Dyre_Avenue_Line)" class="extiw" title="w:Gun Hill Road (IRT Dyre Avenue Line)">Gun Hill Road Rapid Transit Station</a> along the <a href="https://en.wikipedia.org/wiki/IRT_Dyre_Avenue_Line" class="extiw" title="w:IRT Dyre Avenue Line">IRT Dyre Avenue Line</a> between the <a href="https://en.wikipedia.org/wiki/Allerton,_Bronx" class="extiw" title="w:Allerton, Bronx">Allerton</a> and <a href="https://en.wikipedia.org/wiki/Baychester,_Bronx" class="extiw" title="w:Baychester, Bronx">Baychester</a> sections of <a href="https://en.wikipedia.org/wiki/The_Bronx" class="extiw" title="w:The Bronx">The Bronx</a>, <a href="https://en.wikipedia.org/wiki/New_York_City" class="extiw" title="w:New York City">New York City</a>. Say what you will about MTA's replacement of traditional IRT, BMT, and IND lettering with Helvetica in 1966. You still won't find very many signs in the New York Subway system as unique as this.
<a href="//commons.wikimedia.org/wiki/User:DanTD" title="User:DanTD">DanTD</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>