Science Link By John Lahr

Home Built Seismograph

Seismograph & shaking buildings Display  

http://jclahr.com/science/psn/folded/folded2/

http://jclahr.com/science

http://jclahr.com/science/psn/romberg/   

hhttp://www.geocities.com/meredithlamb/page034.html

http://www.geocities.com/meredithlamb/page037.html

http://diamagnetics.users2.50megs.com/

http://www.geocities.com/meredithlamb/page016.html

http://www.geocities.com/meredithlamb/page017.html