On this website. 1  Clockwork mechanisms. 2  Energy-absorbing plastics. 3  Engineering. 4  Gas springs. 5  Hydraulics. 6  Shape-memory materials.
Sponsored Topics. Leonard is a city in Cass County, North Dakota in the United States. The population was 223 at the 2010 census. Leonard was founded in 1882. Leonard is located at 46Â°39â²4â³N 97Â°14â²44â³W / 46.65111Â°N 97.24556Â°W / 46.65111; -97.24556 (46.651034, -97.245694).
Grant County, South Dakota. Grant County is a county located in the U.S. state of South Dakota. As of the 2010 census, the population was 7,356. The county seat is Milbank. The county was founded in 1873 and organized in 1878. It is named for Ulysses S. Grant, 18th President of the United States.