measurement data and showing us where we have to prospect even when we are driving across the terrain invicta tighe over to. the $0.16 a device is used to take g.m. a committee measurements of the ground. everyone rings but find the figures. the landscape harbors a history that began thousands of years ago the archaeologists job description calls for knowledge not just of history but technology too and today it helps if they don't mind being followed by curious horses we don't know exactly what's here the church has found it and we also want to know a little more about the history prior to the earliest documentary sources because we have some reference to say from the the 8th century in the 10th century referring to the screen being a place of burial. it was called macross and showers are exact position. with the help of g.p.s. data the archaeologists can steer their vehicle across the meadow with the precision they need to generate a comprehensive ground image. the sensors dragging behind their vehicle measure the earth's magnetic field which lies underground like an invisible vial the presence of