div class=ts-pagebuttonPage 1button div class=ts-image a href=https:reader043vdocumentinreader043viewer20220130235fddd02507ffbe4a1f091a23html5page1jpg target=_blank amp-img class=ts-thumb alt=Page 1: Vol9JAN1990 70 A Design and Drawing Program …Vol9JAN1990 70 A Design and Drawing Program for Sewerage Takatoshi HA YAKA WA 100 15 10 15 20 20 PJL* Tadahiro FUKAO ¾ßrfi src=https:reader043vdocumentinreader043viewer20220130235fddd02507ffbe4a1f091a23html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 2button div class=ts-image a href=https:reader043vdocumentinreader043viewer20220130235fddd02507ffbe4a1f091a23html5page2jpg target=_blank amp-img class=ts-thumb alt=Page 2: Vol9JAN1990 70 A Design and Drawing Program …Vol9JAN1990 70 A Design and Drawing Program for Sewerage Takatoshi HA YAKA WA 100 15 10 15 20 20 PJL* Tadahiro FUKAO ¾ßrfi src=https:reader043vdocumentinreader043viewer20220130235fddd02507ffbe4a1f091a23html5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdiv