Source:Fleming-old-map-2
From Pittsburgh Streets
George T. Fleming. "History from an old map: Masson's map of Pittsburgh, 1805, further considered—Campbell's plan of 1764, Woods and Vickroy's complete plan of 1784—the old military plan unwillingly retained—Vickroy's deposition quoted: Pioneer names enumerated as lot owners; Historic characters recalled by names on Masson's plan—explanation of numbering of lots and some mention of freeholders—Imlay's topographical description of 1793." Pittsburgh Gazette Times, July 16, 1922, sec. 2, p. 2. Newspapers.com 85913850.
