Locomotive 'Medford' at Merrimac Street Depot at an unknown date
Unknown author<span style="display: none;">Unknown author</span>
Unknown date<div style="display: none;">Unknown date</div>
<a rel="nofollow" class="external text" href="http://library.uml.edu/clh/Lophoto/Lowphot.htm">STEREOVIEWS 1870s-1890s</a> from <a rel="nofollow" class="external text" href="http://library.uml.edu/clh/index.Html">UMass Lowell Center for Lowell History</a>