found:Work cat: An Act to Redesignate the Jefferson National Expansion Memorial in the State of Missouri as the "Gateway Arch National Park," 2018, Public Law 115-128.
found:Gateway Arch National Park, Facebook Web site, April 12, 2018(Gateway Arch National Park; address: Walnut Street & South Memorial Drive, 63102 St. Louis, United States)
found:GNIS, April 12, 2018(Jefferson National Expansion Memorial; park; St. Louis (city), Missouri; coordinates: 38⁰37'37"N; 090⁰11'07"W; variant: Jefferson National Expansion Memorial National Historic Site)
found:National Park Service WWW site, June 8, 2018:(Gateway Arch National Park; Jefferson National Expansion Memorial; in St. Louis, Mo.; Gateway Arch National Park formerly Jefferson National Expansion Memorial consists of the Gateway Arch, and St. Louis' Old Courthouse)
