Source:Hidden-timber-manor-rev-plan
From Pittsburgh Streets
"Revised Hidden Timber Manor plan of lots: Situate in 28th Ward, City of Pittsburgh, Allegheny County, Pa.: Made for Olianus O. Orsino." Laid out Jan. 29, 1979; recorded Mar. 2, 1979, Plan Book 108, pp. 187–189. Allegheny County Recorder of Deeds 3793245.
