Barographs record pressure changes in weather systems on a weekly chart known as a barogram. The recording paper is mounted on a drum which revolves by clockwork. This fascinating brass instrument combines the functions of a barometer and clock and records pressure changes in the weather in the form of a trace. Mounted on a solid mahogany case with a pull out drawer to store your charts the lift off lid has thick bevelled glass all round.
Size: 8"x14¼x8" (216x375x216mm)

• Solid Mahogany Case
• Thick bevelled glass to all four sides and top
• Brass chassis and fittings
• 8-day clock movement with fixed key
• Draw at base to store charts
• Supplied with 50 weekly charts and recording pen
• Barographs combine the functions of a barometer and clock to record pressure changes in the weather. The recording paper is mounted on a drum, which revolves, by clockwork, and the trace (which visually records pressure changes) is known as a barogram.
• Size: 8"x14¼x8" (216x375x216mm)