E. McKeesport & Allegheny
Michael "Mikey" Moore
I did a Google search for "ladder yard" and found the entire book Track Planning for Realistic Operation online at the link below:
http://books.google.com/books?id=Ty...X&oi=book_result&resnum=2&ct=result#PPA127,M1
http://books.google.com/books?id=Ty...X&oi=book_result&resnum=2&ct=result#PPA127,M1