From Pittsburgh Streets

James M. Riddle. The Pittsburgh Directory for 1815: Containing the names, professions and residence of the heads of families and persons in business, in the borough of Pittsburgh, with an appendix containing a variety of useful information. James M. Riddle, Pittsburgh, 1815. Internet Archive pittsburghdirect00ridd. Republished by the Colonial Trust Co., Pittsburgh, 1905 (Google Books 9ihRAAAAYAAJ; Historic Pittsburgh 00ach3238m); and by Duquesne Smelting Corporation, Pittsburgh, 1940 (Internet Archive pittsburghdirect00repu).