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.
The game of Draughts is played on a standard Chess board 64 black and white chequered squares. Each player has 12 pieces normally in the form of fat round counters. The real shades of the pieces and the board do not necessarily need to be black and white but they are normally referred to as black and white, regardless.