more information on the National Trust Clevedon collection
The National Trust,
PO Box 574,
Manvers,
Rotherham, S63 3FH
United Kingdom
Clevedon display 3 glass items as ear trumpets - I am fairly confident that they are wrongly identified

Images © Clevedon


Ear Trumpets, the Packington Collection
SY10, Shropshire, UK
01691830296