In the case of the shoulder, this refers to the arm swinging out from the side of the body, in an arm-flapping motion. Range of motion is measured with the palm facing the side of the body and the arm held straight.
Black Diamond is a city in King County, Washington, United States. The population was 4,151 at the 2010 census. Based on per capita income, one of the more reliable measures of affluence, Black Diamond ranks 64th of 522 areas in the state of Washington to be ranked. Black Diamond was officially incorporated on February 19, 1959.
Black Hills Gold Rush. The Black Hills Gold Rush took place in Dakota Territory in the United States. It began in 1874 following the Custer Expedition and reached a peak in 1876-77. Rumors and poorly documented reports of gold in the Black Hills go back to the early 19th century. In the 1860s, Roman Catholic missionary Father De Smet is reported to have seen Sioux Indians carrying gold which they told him came from the Black Hills.