The Fairmount Barograph has the following features:

General description : Solid brass base, Mechanism machined & fabricated from high quality brass, polished and lacquered. Supplied with fabricated, vented sheet steel cover finished in blue hammer finish stove enamel with convenient carrying handle.

Barograph section :

Range : 950 to 1050hPa Accuracy : +/- 0.5hPa Sensing element :

Aneroid capsule Recording section : Either: Battery operated quartz clock with simple mechanism for changing rotation from daily to weekly or monthly or Clockwork clock – Daily or weekly rotation selected by change gears provided Recording is effected by easily changed fibre tipped pen.