Source:Craig
From Pittsburgh Streets
Neville B. Craig. The History of Pittsburgh: With a brief notice of its facilities of communication, and other advantages for commercial and manufacturing purposes. John H. Mellor, Pittsburgh, 1851. Google Books cE0OAAAAIAAJ; HathiTrust 001263103; Historic Pittsburgh 00aee7261m, 31735056285699; Internet Archive historyofpittsbu00crai.
