How do I read a wheel barometer?

The pointer moves clockwise as atmospheric pressure rises, indicating fair weather, and counter-clockwise as pressure falls, signaling rain or storm. Most dials include a secondary manual indicator needle that you set over the main hand to track daily pressure changes.

Can these barometers still measure the weather?

Many surviving examples retain their original mercury tubes and remain functional if the internal siphon is unbroken and free of air locks. Calibration by a specialist ensures the mercury responds accurately to current barometric fluctuations in your home.

How do I distinguish Georgian from Victorian models?

Georgian and Regency examples tend to feature restrained mahogany or satinwood cases with simple geometric stringing and understated dampness dials. Victorian pieces frequently display heavier rosewood or burr walnut construction, bolder carvings, and extensive mother-of-pearl inlay.