<p>Most of these are Perry class frigates, at the Philadelphia Navy yard.
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Flickr Explorer Sept. 4th, 2018
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/65449832@N00">R'lyeh Imaging</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/radio_free_rlyeh/44460701031/">Frigate row</a>