div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails6jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails7jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails8jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails9jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails10jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails11jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=12Page 12button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=12 data-page=12 class=ts-thumb lazyload alt=Page 12: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails12jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=13Page 13button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails13jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=14Page 14button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=14 data-page=14 class=ts-thumb lazyload alt=Page 14: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails14jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=15Page 15button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=15 data-page=15 class=ts-thumb lazyload alt=Page 15: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails15jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails16jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=17Page 17button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=17 data-page=17 class=ts-thumb lazyload alt=Page 17: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails17jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=18Page 18button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=18 data-page=18 class=ts-thumb lazyload alt=Page 18: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails18jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=19Page 19button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=19 data-page=19 class=ts-thumb lazyload alt=Page 19: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails19jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=20Page 20button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=20 data-page=20 class=ts-thumb lazyload alt=Page 20: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails20jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=21Page 21button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=21 data-page=21 class=ts-thumb lazyload alt=Page 21: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails21jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=22Page 22button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=22 data-page=22 class=ts-thumb lazyload alt=Page 22: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails22jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=23Page 23button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=23 data-page=23 class=ts-thumb lazyload alt=Page 23: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails23jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=24Page 24button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=24 data-page=24 class=ts-thumb lazyload alt=Page 24: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails24jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=25Page 25button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=25 data-page=25 class=ts-thumb lazyload alt=Page 25: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails25jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=26Page 26button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=26 data-page=26 class=ts-thumb lazyload alt=Page 26: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails26jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=27Page 27button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=27 data-page=27 class=ts-thumb lazyload alt=Page 27: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails27jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=28Page 28button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=28 data-page=28 class=ts-thumb lazyload alt=Page 28: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails28jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=29Page 29button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=29 data-page=29 class=ts-thumb lazyload alt=Page 29: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails29jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=30Page 30button div class=ts-imageimg data-url=sf2f-20170920162204-4-there-was-an-economic-boom-in-the-usa-in-the-1920s-a-whathtmlpage=30 data-page=30 class=ts-thumb lazyload alt=Page 30: SF2F-20170920162204 · 4 There was an economic boom in the USA in the 1920s a What difficulties faced older heavy industries in the USA during the 1920s 4 b Why did the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220504195f8ef758f939d12ba82a3e31html5thumbnails30jpg width=140 height=200 divdiv