Izikhungo ku Pittsburgh vula Sixth Ave Bldg ube nesilinganiso esimaphakathi — 4 (ngokwezilinganiso zomsebenzisi Mapich).
Sixth Ave Bldg, Pittsburgh ezitholakele — ibhangi.
Le datha ikhiqizwa kusetshenziswa izihlungi zangokwezifiso ezisuselwe kukho 1 inkampani, eyethulwe kuleli khasi.