Source:Thurston-diffenbacher-1874

George H. Thurston and J. F. Diffenbacher. Directory of Pittsburgh and Allegheny Cities and Parts of Adjoining Townships, for 1874–75. Thurston & Diffenbacher, Pittsburgh, 1874. Historic Pittsburgh 31735055723179.

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• Pittsburgh streets, alleys, and courts, pp. 5–12 (Historic Pittsburgh 31735055723179)
• South Pittsburgh streets, alleys, and courts, p. 12 (Historic Pittsburgh 31735055723179)
• Birmingham streets, alleys, and courts, p. 13 (Historic Pittsburgh 31735055723179)
• East Birmingham streets, alleys, and courts, pp. 13–14 (Historic Pittsburgh 31735055723179)
• Allegheny streets and alleys, pp. 14–20 (Historic Pittsburgh 31735055723179)