Keywords: Main Building, U.S. Bureau of Mines.jpg 74001741 40 26 39 N 79 56 45 W Front and western side of the former w Main Building U S Bureau of Mines Main Building of the United States Bureau of Mines located at 4800 Forbes Avenue in the Squirrel Hill Squirrel Hill North neighborhood of Pittsburgh Pennsylvania United States Now a part of the campus of Carnegie Mellon University it was built in 1915 and is listed on the National Register of Historic Places own 2009-09-18 User Nyttend Nyttend Built in Pennsylvania in 1915 Beaux-Arts architecture in Pennsylvania Brick buildings in Pennsylvania Buildings of Carnegie Mellon University Government buildings in Pennsylvania National Register of Historic Places in Pittsburgh Pennsylvania United States Bureau of Mines Building-centered pictures by User Nyttend Taken with Canon PowerShot A540 |