div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails6jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails7jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails8jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails9jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails10jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails11jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=12Page 12button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=12 data-page=12 class=ts-thumb lazyload alt=Page 12: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails12jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=13Page 13button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails13jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=14Page 14button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=14 data-page=14 class=ts-thumb lazyload alt=Page 14: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails14jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=15Page 15button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=15 data-page=15 class=ts-thumb lazyload alt=Page 15: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails15jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails16jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=17Page 17button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=17 data-page=17 class=ts-thumb lazyload alt=Page 17: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails17jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=18Page 18button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=18 data-page=18 class=ts-thumb lazyload alt=Page 18: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails18jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=19Page 19button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=19 data-page=19 class=ts-thumb lazyload alt=Page 19: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails19jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=20Page 20button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=20 data-page=20 class=ts-thumb lazyload alt=Page 20: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails20jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=21Page 21button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=21 data-page=21 class=ts-thumb lazyload alt=Page 21: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails21jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=22Page 22button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=22 data-page=22 class=ts-thumb lazyload alt=Page 22: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails22jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=23Page 23button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=23 data-page=23 class=ts-thumb lazyload alt=Page 23: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails23jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=24Page 24button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=24 data-page=24 class=ts-thumb lazyload alt=Page 24: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails24jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=25Page 25button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=25 data-page=25 class=ts-thumb lazyload alt=Page 25: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails25jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=26Page 26button div class=ts-imageimg data-url=6-the-ridge-and-swale-topography-was-created-as-lake-michigan-levels-receded-fromhtmlpage=26 data-page=26 class=ts-thumb lazyload alt=Page 26: · 6 The ridge and swale topography was created as Lake Michigan levels receded from its post-glacial high from about 12000 years ago to approximately 6000 years ago Jansen prefiled loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer20220604025f0e78877e708231d43f67d4html5thumbnails26jpg width=140 height=200 divdiv
