<a href="https://en.wikipedia.org/wiki/Allegheny_Portage_Railroad" class="extiw" title="en:Allegheny Portage Railroad">Allegheny Portage Railroad</a>, Engine House
Matthew A. Lynn (<a href="https://en.wikipedia.org/wiki/User:Mosamiazaz" class="extiw" title="wikipedia:User:Mosamiazaz">Mosamiazaz</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>)
Transferred from <span class="plainlinks"><a class="external text" href="https://en.wikipedia.org">en.wikipedia</a></span> to Commons.