This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Great Sanitary Fair . Buildings of the Great Central Fair in Aid of the Sanitary Commission Logan Square Philadelphia June Engraving The intersection in the foreground is th Vine Streets The large domed building left is the Cathedral Basilica of Saints Peter and Paul The pedimented building right on Race Street between th and th