![](http://www.alamy.com/thumbs/6/79B75C29-AB78-46E1-A887-87F826148844/2X73C32.jpg)
Liberty Avenue and skyscrapers, Pittsburgh, Pa., "4" on negative., Detroit Publishing Co. no. 073228., Gift; State Historical Society of Colorado; 1949, Skyscrapers. , Streets. , Commercial facilities. , United States, Pennsylvania, Pittsburgh.
Size: 2959px × 2365px
Photo credit: © piemags/LCB / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., commercial, facilities., skyscrapers., stat, streets., united