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Rethinking Business Models in the Great Depression: The Failure of America's Vacuum Cleaner Industry | Business History Review | Cambridge Core
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Hoover Junior Vacuum Cleaner, 1930s, Original | Object Lessons - Work & Innovation: 20th Century - Present
Numatic Henry Hoover HVR160 Floor Vacuum Cleaner Vacuum Cleaner for Dry Vacuuming, 10m Cable, 230V ac, UK Plug | RS
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