Source:Hopkins-1890-3

Atlas of the City of Pittsburgh, vol. 3. G. M. Hopkins & Co., Philadelphia, 1890. http://historicpittsburgh.org/maps-hopkins/1890-volume-3-atlas-pittsburgh; included in the 1890 layer at PGH Historic Maps and Imagery (https://pittsburghpa.maps.arcgis.com/apps/instant/basic/index.html?appid=25ed595c7bde40cdae7165261a9a3ad6).

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