I believe that there is no issue with making (to ones own satisfaction) that trees being selected are on the correct side of a property line estimated by GPS. I have Taught Both surveying and GPS use. and with a base station, the accuracy is in the centimeter range. Without base station, I drove my PU slowly down a Montana back road at 15mph for 6 miles with 5 University students in the bed of the truck. Each had a Garmon Hand held unit. When we were coming back, one kid moved from one side to the other. When plotted on an ARCView program, and fit to a USGS topo, the lines overlapped each other such that they became one line for each and were separated by the width of the stepside box. The crossover student, trace was clearly perfect. The lines all were on the correct "side" of the road, and the three point turn at the end was clean. It suits me. Jim
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Today's Featured Article - Tractor Profile: Oliver 70 Row Crop - by Staff. The Oliver 70 was part of the "Fleetline Series" and was manufacturered from 1937 to 1948. The row-crop configuration could have either dual or single front wheels. The Oliver 70 was also offered in the standard, orchard and industrial configurations. The tractors were sold in Canada. An early advertisement states "Power when you want it - power when you need it - power to help put in crops when field conditions are right and time and help are limited. That's the power you'll find in an Oliv
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