The best description comes from the photos so please have a good look and if you have any questions at all please ask. Casartelli & Son Air Meter Lowne's Silver Medal" is in sale since Sunday, November 4, 2018. This item is in the category "Antiques\Science/Medicine\Scientific Instruments". The seller is "inanutshellantiques" and is located in Newton Abbot. This item can be shipped worldwide.