div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: map 143 - AER · Aeolian sand deposits in the area are derived from glacial outwash sand except those southwest of Edmonton which have been formed partly from glaciolacustrine sand src=https:reader030vdocumentinreader030viewer20220119045f229c3f2595b96bcf6c16f9html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv