Aluminium pocket barometer by clarkson Holborn, 45mm, cased, works. The item "Antique pocket barometer cased, Retailed by clarkson Holborn, 1890" is in sale since Monday, January 18, 2021. This item is in the category "Collectables\Scientific Collectables\Scientific Instruments\Barometers". The seller is "pchi5282" and is located in waltham cross. This item can be shipped worldwide.