div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Topographical Geological and Geophysical Measurements in The src=https:reader030fdocumentsusreader030viewer2022021119577d36401a28ab3a6b929a5bhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divp882019 Topographical Geological and Geophysical Measurements in Thep phttp:slidepdfcomreaderfulltopographical-geological-and-geophysical-measurements-in-the 11pdiv