2024-07-10 Mark Fatla, Pittsburgh's Historic Ballparks Squirrel Hill Historical Society 119 подписчиков Скачать
2023-11-14 Hidden Pittsburgh History in the Stained-Glass Windows at Heinz Chapel, Frank J. Kurtik Скачать
2017-01-10 Doug Cooper "The Map in the Image -- A 50 Year Effort to Combine Pictures and Maps" Скачать
