Posted 6/18/2007 23:03 (#164163 - in reply to #164117) Subject: RE: This may be a dumb question...
nw pa
before the days of laser we did it with a good transit and two way radio's. Course the speed was slower but it did work. Luckily in this area not all needed to be done this way. Usually enough fall to just watch the three levels on the plow.