Selig World Library, No. 16
U.S. Government Weather Bureau: The bomb meter, a mercurial instrument for indicating atmospheric pressure per unit of surface. Rules for forecasting the weather and for measuring elevation.... Read allU.S. Government Weather Bureau: The bomb meter, a mercurial instrument for indicating atmospheric pressure per unit of surface. Rules for forecasting the weather and for measuring elevation. The anemometer is an instrument that registers the velocity of the wind. The weather vane... Read allU.S. Government Weather Bureau: The bomb meter, a mercurial instrument for indicating atmospheric pressure per unit of surface. Rules for forecasting the weather and for measuring elevation. The anemometer is an instrument that registers the velocity of the wind. The weather vane, which electrically records the direction of the wind. Delicate instruments are housed in... Read all