div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Instrumentos sencillos para la observación del cielo src=https:reader031fdocumentscoreader031viewer202202062261ee74df82520357615049c3html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divpInstrumentos sencillos para la observación del cielo extractados del libro “Experimentos de Astronomía” de Lars Bronanpdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Instrumentos sencillos para la observación del cielo src=https:reader031fdocumentscoreader031viewer202202062261ee74df82520357615049c3html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: Instrumentos sencillos para la observación del cielo src=https:reader031fdocumentscoreader031viewer202202062261ee74df82520357615049c3html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: Instrumentos sencillos para la observación del cielo src=https:reader031fdocumentscoreader031viewer202202062261ee74df82520357615049c3html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdiv