Internment of German Americans (English Wikipedia)

New York Times: "Blow up Cormoran, Interned Gunboat," April 8, 1917, accessed March 30, 2011; Robert F. Rogers, Destiny's Landfall: A History of Guam (University of Hawaii Press, 1995), 134–40, available online, accessed April 1, 2011
They were shipped home to New Guinea on a Japanese schooner on January 2, 1919. Hermann Hiery, The Neglected War: The German South Pacific and the Influence of World War I (University of Hawaii Press, 1995), 35, available online, accessed April 4, 2011
Popular Science Monthly: "A German Village on American Soil", v. 90, January–June 1917, 424–5, accessed April 1, 2011
Great Lakes Recruit: "The German auxiliary...", vol. 4, no. 11, November 1918, accessed April 1, 2011
Enemies Within: Italian and Other Internees in Canada and Abroad, Franca Iacovetta, Roberto Perin, and Angelo Principe, (University of Toronto Press, 2000), ISBN 0-8020-8235-1, p. 281

gaic.info

"The Alien Enemies Act Presidential Proclamations, German American Internee Coalition". Archived from the original on 2015-12-15. Retrieved 2015-12-10.
German American Internee Coalition: "About Us" Archived 2011-02-04 at the Wayback Machine, accessed April 4, 2011
"WARTIME TREATMENT STUDY ACT" Archived 2011-07-24 at the Wayback Machine, German American Internee Coalition. Accessed June 7, 2011

The New York Times: "Gregory Defines Alien Regulations," February 2, 1918, accessed April 2, 2011. The rules for subjects of Austria-Hungary were far less restrictive. New York Times: "Puts No Rigid Ban on Austrians Here," December 13, 1917, accessed April 3, 2011
New York Times: "Dr. Muck Bitter at Sailing," August 22, 1919, accessed January 13, 2010
New York Times: "Blow up Cormoran, Interned Gunboat," April 8, 1917, accessed March 30, 2011; Robert F. Rogers, Destiny's Landfall: A History of Guam (University of Hawaii Press, 1995), 134–40, available online, accessed April 1, 2011
New York Times: "The Geier Interned until the War Ends," November 9, 1914, accessed March 30, 2011; New York Times: "Diary Bares Plots by Interned Men," December 29, 1917, accessed March 30, 2011
New York Times: "The Interned German Sailors," June 27, 1915, accessed March 30, 2011
New York Times: "Neutral Ships Held Here," February 3, 1917, accessed March 30, 2011
New York Times: "Ten Interned Men Made their Escape," March 21, 1917, accessed March 30, 2011
New York Times: "Germans Interned at Georgia Forts," March 28, 1917, accessed March 30, 2011. More than 400 from the Wilhelm went to Fort McPherson, and the rest to Fort Oglethorpe.

The New York Times: "Gregory Defines Alien Regulations," February 2, 1918, accessed April 2, 2011. The rules for subjects of Austria-Hungary were far less restrictive. New York Times: "Puts No Rigid Ban on Austrians Here," December 13, 1917, accessed April 3, 2011
New York Times: Erich Posselt, "Muck's Last Concert in America," March 24, 1940, New York Times, accessed January 13, 2010
New York Times: Queries from Times Readers," January 7, 1917, accessed April 1, 2011

The U.S. Confiscated Half a Billion Dollars in Private Property During WWI, America’s home front was the site of internment, deportation, and vast property seizure, Smithsonian Magazine

Ebel, Karen E. (March 2005). "German-American Internees in the United States during WWII". Traces. Archived from the original on February 26, 2016. Retrieved March 1, 2016.

"The Alien Enemies Act Presidential Proclamations, German American Internee Coalition". Archived from the original on 2015-12-15. Retrieved 2015-12-10.
Ebel, Karen E. (March 2005). "German-American Internees in the United States during WWII". Traces. Archived from the original on February 26, 2016. Retrieved March 1, 2016.
German American Internee Coalition: "About Us" Archived 2011-02-04 at the Wayback Machine, accessed April 4, 2011
"Vanished: The German internment BUS-eum comes to Marshall" Archived 2014-12-27 at the Wayback Machine, Marshall Democrat News, April 2007, accessed 7 June 2011
"WARTIME TREATMENT STUDY ACT" Archived 2011-07-24 at the Wayback Machine, German American Internee Coalition. Accessed June 7, 2011