http://www3.familyoldphotos.com/category/special-sections/steel Reset back to original taxonomy term en http://www3.familyoldphotos.com/photo/pennsylvania/16988/duquesne-steel-works-duquesne-pa <p>Post Card circa 1906 addressed to Nellie and Joseph J. Parr - Michigan</p> http://www3.familyoldphotos.com/photo/pennsylvania/16988/duquesne-steel-works-duquesne-pa#comments Pennsylvania Duquesne PA Allegheny Co PA Steel Sat, 19 Dec 2009 12:33:11 -0600 arrowman 16988 at http://www3.familyoldphotos.com