In article .com,
Glynn R. wrote:
Some of you old-timers in the telcom industry will probably remember
glass jar casings for some of your huge central office batteries. They
were taking no chances back then...

And this type of battery could be dismantled for repair. ;-)

--
*Horn broken. - Watch for finger.

Dave Plowman London SW
To e-mail, change noise into sound.