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Old 11-20-2003, 01:29 PM   #26
lumberjim
I can hear my ears
 
Join Date: Oct 2003
Posts: 25,571
Re: low tech constuction tool

Quote:
Originally posted by steelframe
Before electrfonic studfinders, a cow magnet on a string could be dragged along a wall surface and would locate drywall nails/screws and the stud behind the surface.
I had a farmer friend in school who brought one in once, and "bent" the image on the teacher's computer screen....pretty cool.
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