EntityQ6431177· pop 5· linked from 17 articlesKoppers TowerSign in to saveskyscraper in PittsburghConnectionslist of tallest buildings in PittsburghEntityPittsburghEntitygeographic coordinate systemEntityInternational Standard Book NumberEntityArt DecoEntityUniversity of PittsburghEntityAndrew W. MellonEntityPittsburgh synagogue shootingEntityEmporisEntityPittsburgh Post-GazetteEntityRaymond RobinsonEntityPittsburgh metropolitan areaEntityGulf TowerEntityPittsburgh Tribune-ReviewEntityDavid L. Lawrence Convention CenterEntityKoppersEntityflag of PittsburghEntityCategoriesArt Deco architecture in PennsylvaniaHeadquarters in the United StatesOffice buildings completed in 1929Pittsburgh History & Landmarks Foundation Historic LandmarksSkyscraper office buildings in Pittsburgh