Image Sources

1921 Emergency Quota Act Cartoon. cdn.thinglink.me/api/image/621186650151583745/1240/10/scaletowidth. JPEG image.

America's Growing Globalization object.cato.org/testimony/images/ct-dg06132007-1.gif. GIF file.

Berryman, Clifford K. Teapot Dome. Granger Historical Picture Archive, 1924, www.granger.com/results.asp?image=0035684&itemw=4&itemf=0001&itemstep=1&itemx=1. JPEG image.

Harding inaugural address. i.huffpost.com/gen/3812904/images/n-1924-IMMIGRATION-628x314.jpg. JPEG image.

Immigration bill newspaper article. i.ytimg.com/vi/wXETeWS6ub8/hqdefault.jpg. JPEG image.

Iowa farmer driving mule-drawn wagon. Wikimedia Commons, c. 1926, commons.wikimedia.org/wiki/File:Marion_Cty,_Iowa_Farmer_w_mule_drawn_wagon,_1920s.jpg. JPEG image.

Notman Photo Co. Calvin Coolidge, phto portrait. Library of Congress, Notman Photo Co., 1919, www.loc.gov/pictures/item/00652540/. JPEG image.

RCA Radio Set, 1922. www.demajo.net/museum/page4_graphics/boys_w_radio.jpg. JPEG image.

Trinity Court Studio. Photographic portrait of Andrew William Mellon. Wikimedia Commons, 1921, commons.wikimedia.org/wiki/File:AWMellon.jpg. JPEG image.

Trumbull, John. General George Washington Resigning His Comission. Wikimedia Commons, 1817, commons.wikimedia.org/wiki/File:General_George_Washington_Resigning_his_Commission.jpg. JPEG image.