These two accurate barometers are ideal for setting other barometers or barographs. Made in the 1990s by Airflow Developments Ltd of High Wycombe, England these instruments are designed for panel setting, for marine or laboratory use. One has the scale in traditional inches and cm.Hg, the other has the additional scale of millibars.Set in a chrome bezel, 115mm overall diameter with shallow bevelled glass and 45mm deep.
 
For sale at £130 each or both for £220.