Hi Bob and all,

Friez made a lot of weather instruments and it they always showing up on
ebay.
I check ebay often, and it is amazing how many temperature, pressure, and
humidity instruments are "seismos" !!  8>)
If it has a drum and a pen - it's a seismograph - right???

Raul Alvarez
(seismoman on ebay!!)

Hammonds wrote:

> Bob, it looks to me as if this is an old recording barometer but it is
> definitely not a seismograph.
>
> Bob Hammond
>
> At 04:42 PM 2/28/02, you wrote:
> >Hi gang,
> >   There is an old Navy clockwork seismograph on ebay, # 1078963863.
> >The auction ends 3/7.
> >N. B. Why did the Navy need a seis?
> >Bob
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