Copyright © 2020 Jason Clarke Antiques.
Bourdon & Richard Aneroid Barometer on Stand Retailed by EG Wood, 74 Cheapside, London
French Victorian Bourdon Aneroid Barometer on Stand by Jules Richard of Paris
Rare Cased Aviation Bourdon Tube Barograph by Richard Freres of Paris
Rare Cased Pocket Aneroid Barograph Altimeter by Richard Freres of Paris
Victorian Bourdon Barometer by Jules Richard with Painted Glass Dial