Rare old hopkinson huddersfield 16" brass steam gauge
 

This is a huge brass steam gauge, I have quite a few about 12 gauges in all, this one is the biggest, the others are in between 8" to 12" across, all old and named, some German some French some British.

The large gause is on ebay now

http://cgi.ebay.co.uk/ws/eBayISAPI.d...e=STRK:MESE:IT