P1b.11 Now you see it, now you don't

Page 1 <img data-url='document/p1b11-now-you-see-it-now-you-dont.html?page=1' data-page='1' class='cut-thumb lazyload' alt='Page 1: P1b.11 Now you see it, now you don't' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022051514/549d0f38b47959fe318b48e4/html5/thumbnails/1.jpg' width='140' height='200' /> Page 2 <img data-url='document/p1b11-now-you-see-it-now-you-dont.html?page=2' data-page='2' class='cut-thumb lazyload' alt='Page 2: P1b.11 Now you see it, now you don't' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022051514/549d0f38b47959fe318b48e4/html5/thumbnails/2.jpg' width='140' height='200' /> Page 3 <img data-url='document/p1b11-now-you-see-it-now-you-dont.html?page=3' data-page='3' 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P1b.11 Now you see it, now you don't

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