The pressure is estimated by means of a mercury or an aneroid manometer. A stethoscope is normally used in conjunction with the instrument to listen to the blood pressure sounds (a stethoscope is not needed with an electronic sphygmomanometer).
ObjectID: 171. Description Edit | History. Chess is a two-player, abstract strategy board game that represents medieval warfare on an 8x8 board with alternating light and dark squares. Opposing pieces, traditionally designated White and Black, are initially lined up on either side.
Rook Chess Piece. The Rook Chess Piece ... each game begins with four of them on the board - 2 White; 2 Black. They have a relative value score of 5, so are one of your higher-value pieces on the board. King Chess Piece article).