I am building the "C' Spring Seismometer but my 12" hacksaw blades do not r=
aise the boom=2C even with the magnet and damper not mounted. Are special b=
lades required=2C and if so=2C where can they be bought?
=20
Quentin Wagenfield 		 	   		  =





I am building the "C' Spring Seismometer but my 12" hacksaw blades do not&n=
bsp=3Braise the boom=2C even with the magnet and damper not mounted. Are sp=
ecial blades required=2C and if so=2C where can they be bought?

 =3B

Quentin Wagenfield
 		 	   		  
=