div class=ts-pagebuttonPage 1button div class=ts-image a href=https:reader042vdocumentsmxreader042viewer2022021302577c82861a28abe054b12336html5page1jpg target=_blank amp-img class=ts-thumb alt=Page 1: S-curve Hydrograph Notes src=https:reader042vdocumentsmxreader042viewer2022021302577c82861a28abe054b12336html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divp8182019 S-curve Hydrograph Notesp phttp:slidepdfcomreaderfulls-curve-hydrograph-notes 11pdiv