Credits

• Page 01: New Immigrants

  apollobots/Shutterstock
  bonjansen/Shutterstock
  Corbis Historical/Getty Images
  EasyStreet/Pond5
  Everett Collection/Shutterstock
  Getty Images
  Hearst Newsreel/Getty Images
  Hulton Archive/Getty Images
  MPI/Getty Images
  Onyx Media, Llc - Footage/Getty Images
  Rick Ray/Shutterstock
  The March of Time/Getty Images

  ; ©2020 WGBH Educational Foundation. All Rights Reserved.

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• Page 02: Statue of Liberty - Image

  Kiran Paramesh/Shutterstock

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• Page 03: Unguarded Gates Map

  ©2020 WGBH Educational Foundation. All Rights Reserved.

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