Hi Folks,   Like a lot of you, I build seismometers.   Actually several. =
  I presently have four horizontal pendulum garden gate Lehman's to =
sell......or trade.
If interested email me please.   tchannel@............   I will send =
pictures and descriptions.   These are all homebuilt, work very well, =
and I have used them all, so each has a documented track record.








Hi Folks,   Like a lot of =
you, I build=20
seismometers.   Actually several.   I presently have =
four=20
horizontal pendulum garden gate Lehman's to sell......or =
trade.
If interested email me =
please.   tchannel@............ &nbs=
p; I will=20
send pictures and descriptions.   These are all homebuilt, =
work very=20
well, and I have used them all, so each has a documented track=20
record.
 
Thanks, Ted