PSN-L Email List Message

Subject: Re: seismo. on ebay
From: Dave Nelson davenn@..............
Date: Sat, 02 Mar 2002 01:06:23 +1100

At 07:28 PM 2/28/02 -0700, you wrote:
>Hi Bob and all,
>If it has a drum and a pen - it's a seismograph - right???
>Raul Alvarez

Not necessiarly....   many of  the older analog barometers were  drum and 
paper units     i used  to fondly admire  the one  at my local airport met 
office when i was a young kid



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