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isopleth

(Encyclopedia)isopleth īˈsəplĕthˌ [key], line drawn on a map through all points of equal value of some measurable quantity. In many meteorologic, oceanographic, or geologic studies some physical or chemical pr...

National Mall

(Encyclopedia)National Mall: see National Parks and Monuments (table)national parks and monuments (table). ...

Constitution Gardens

(Encyclopedia)Constitution Gardens: see National Parks and Monuments (table)national parks and monuments (table). ...

Piscataway Park

(Encyclopedia)Piscataway Park: see National Parks and Monuments (table)national parks and monuments (table). ...

Lincoln Boyhood National Memorial

(Encyclopedia)Lincoln Boyhood National Memorial: see National Parks and Monuments (table)national parks and monuments (table). ...

Lincoln Home National Historic Site

(Encyclopedia)Lincoln Home National Historic Site: see National Parks and Monuments (table)national parks and monuments (table). ...

Little River Canyon National Preserve

(Encyclopedia)Little River Canyon National Preserve: see National Parks and Monuments (table)national parks and monuments (table). ...

Jewel Cave National Monument

(Encyclopedia)Jewel Cave National Monument: see National Parks and Monuments (table)national parks and monuments (table). ...

Jimmy Carter National Historic Site

(Encyclopedia)Jimmy Carter National Historic Site: see National Parks and Monuments (table)national parks and monuments (table). ...

Lava Beds National Monument

(Encyclopedia)Lava Beds National Monument: see National Parks and Monuments (table)national parks and monuments (table). ...