div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220308085b16b65e7f8b9a4f6d8d5529html5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: · improvised laboratory—even if the carrying a short length of glass tubing as an good standard sizes Useful src=https:reader042fdocumentsinreader042viewer20220308085b16b65e7f8b9a4f6d8d5529html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 2button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220308085b16b65e7f8b9a4f6d8d5529html5page2jpg target=_blank amp-img class=trans-thumb alt=Page 2: · improvised laboratory—even if the carrying a short length of glass tubing as an good standard sizes Useful src=https:reader042fdocumentsinreader042viewer20220308085b16b65e7f8b9a4f6d8d5529html5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 3button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220308085b16b65e7f8b9a4f6d8d5529html5page3jpg target=_blank amp-img class=trans-thumb alt=Page 3: · improvised laboratory—even if the carrying a short length of glass tubing as an good standard sizes Useful src=https:reader042fdocumentsinreader042viewer20220308085b16b65e7f8b9a4f6d8d5529html5thumbnails3jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 4button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220308085b16b65e7f8b9a4f6d8d5529html5page4jpg target=_blank amp-img class=trans-thumb alt=Page 4: · improvised laboratory—even if the carrying a short length of glass tubing as an good standard sizes Useful src=https:reader042fdocumentsinreader042viewer20220308085b16b65e7f8b9a4f6d8d5529html5thumbnails4jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 5button div class=trans-image a...