Torricelli Mercury Cased Barometer
Toricelli mercury barometers continuously measure the changes in air pressure. Placed within a wooden case and opening glass door. Measuring (LxDxH):15x6x98cm.
Description
Toricelli mercury barometers continuously measure the changes in air pressure. To estimate a forecasts, one has to set the index on the glass tube to the actual mercury level. The changes in the atmospheric air pressure and the amount of change make a reliable forecast possible. Placed within a wooden case and opening glass door. Measuring (LxDxH):15x6x98cm.