Dolland of London Barograph No. 7422
Height: 8" or 21cm x Width: 14" or 36cm x Depth: 8.5" or 22cm
A mahogany cased barograph signed Dolland of London No. 7422.
A very well made mahogany base with draw for recording charts and brass ink holder, with a bevelled glass and mahogany case to sit around the barograph enabling a 360 degree view of the instrument.
The movement of 8 day duration enclosed in the drum, with the typical 8 bellows and recording arm that can be adjusted for altitude, with the added feature of a scale in the style of a barometer and a fine blued steel hand.
The case is signed on a bone plaque; Dolland London No 7422.
Serviced and guaranteed for 3 years from date of purchase.