Significant dates

Main Building, U.S. Bureau of Mines
U.S. National Register of Historic Places
Pittsburgh Landmark – PHLF


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Location	4800 Forbes Ave., Pittsburgh, Pennsylvania, U.S.
Coordinates	40°26′39″N 79°56′45″W / 40.44417°N 79.94583°W / 40.44417; -79.94583
Area	less than one acre
Built	1915–17
Architect	Palmer & Hornbostel; Henry Hornbostel
Architectural style	Beaux Arts
NRHP reference No.	74001741^[1]
Added to NRHP	May 24, 1974
Designated PHLF	2000^[2]

The Main Building of the U.S. Bureau of Mines is the former main building of the United States Bureau of Mines Central Experiment Station.

It was listed on the National Register of Historic Places in 1974.^[1]

History and architectural features

Located in the Squirrel Hill North neighborhood of Pittsburgh, Pennsylvania, this historic structure was built between 1915 and 1917 and dedicated on September 29, 1919.^[3] The building was designed by Henry Hornbostel, who was also responsible for several nearby buildings at Carnegie Mellon University. The university purchased the complex from the Bureau of Mines in 1985.^[4] The main building, also known as Building A, was renamed Hamburg Hall and is now the headquarters of the Heinz College.

The main building was listed on the National Register of Historic Places in 1974.^[1]

References

^ ^a ^b ^c "National Register Information System". National Register of Historic Places. National Park Service. March 13, 2009.
^ Historic Landmark Plaques 1968-2009 (PDF). Pittsburgh, PA: Pittsburgh History & Landmarks Foundation. 2010. Retrieved 2011-07-28.
^ "National Register of Historic Places Inventory-Nomination Form: Main Building (A) U.S. Bureau of Mines". National Park Service. Retrieved September 20, 2022.
^ "CMU buys building complex". Pittsburgh Post-Gazette. October 3, 1985. Retrieved September 20, 2022 – via Newspapers.com.

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