The interior of Muni PCC streetcar no. 1050 (facing towards the rear of the direction the tram is heading in), built in 1948 and in service in San Francisco since then.  <a rel="nofollow" class="external text" href="http://www.streetcar.org/mim/streetcars/fleet/pcc/1015/index.html">More info here</a>
<a href="//commons.wikimedia.org/wiki/User:BrokenSphere" title="User:BrokenSphere">BrokenSphere</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>