"Plan of subdivision of the Landwehr property situated in the 20th Ward, Pittsburgh, Pa.: Made for Messrs. Meyers & Baum, executors of the estate of H. B. Landwehr, deceased." Laid out Mar. 1882; recorded May 24, 1882, Plan Book 6, p. 280. Allegheny County Recorder of Deeds 3779511.
