div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Nonlinearity in the perception of form ROBERT SHAPLEY src=https:reader031fdocumentsinreader031viewer2022022416586804d31a28abc83f8be6a2html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Nonlinearity in the perception of form ROBERT SHAPLEY src=https:reader031fdocumentsinreader031viewer2022022416586804d31a28abc83f8be6a2html5thumbnails2jpg 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: Nonlinearity in the perception of form ROBERT SHAPLEY src=https:reader031fdocumentsinreader031viewer2022022416586804d31a28abc83f8be6a2html5thumbnails3jpg 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: Nonlinearity in the perception of form ROBERT SHAPLEY src=https:reader031fdocumentsinreader031viewer2022022416586804d31a28abc83f8be6a2html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: Nonlinearity in the perception of form ROBERT SHAPLEY src=https:reader031fdocumentsinreader031viewer2022022416586804d31a28abc83f8be6a2html5thumbnails5jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 6button div class=trans-image amp-img class=trans-thumb alt=Page 6: Nonlinearity in the perception of form ROBERT SHAPLEY src=https:reader031fdocumentsinreader031viewer2022022416586804d31a28abc83f8be6a2html5thumbnails6jpg width=142 height=106 layout=responsive amp-img divdiv