Mounted policeman in <a href="https://en.wikipedia.org/wiki/Philadelphia" class="extiw" title="w:Philadelphia">Philadelphia</a>
Swanson, Dick, Photographer (<a rel="nofollow" class="external text" href="https://research.archives.gov/person/8464477">NARA record: 8464477</a>)
1973-10
<a href="//commons.wikimedia.org/wiki/File:MOUNTED_POLICEMAN_ON_BUSY_DOWNTOWN_THOROUGHFARE_-_NARA_-_552732.jpg" title="File:MOUNTED POLICEMAN ON BUSY DOWNTOWN THOROUGHFARE - NARA - 552732.jpg">Wikimedia file</a>