Wehler, Hans-Ulrich. The German Empire, 1871-1918. (translated) Berg Publishers, 1985
Retallack, James. Germany In The Age of Kaiser Wilhelm II   New York : St. Martin's Press, 1996
Pflanze, Otto.  Bismarck and the Development of Germany. 3 vols. (Princeton University Press, 1963–90).
Werner Richter, Bismarck, G.P. Putnam's Sons, New York (1965).
Taylor, A. J. P. Bismarck: the Man and the Statesman. Hamish Hamilton. (1955).
Eyck, Erich. Bismarck and the German Empire. W. W. Norton & Company. (1964).
Palmer, Alan. Bismarck, Charles Scribner’s Sons. (1976)
Imanuel Geiss. German Foreign Policy 1871-1914. USA: Routledge and Kegan Paul, 1976.
Boulder: East European Monographs; New York: Columbia University Press, 1981.
Jensen, Larry O. and Norman J. Storrer. The German Empire of 1871. 1975
Blanke, Richard. Prussian Poland in the German Empire (1871-1900).
Blackbourn, David and Eley, Geoff. Peculiarities Of German History: Bourgeois Society and Politics In Nineteenth-Century
Hamerow, Theodore   Restoration, Revolution, Reaction: Economics and Politics in Germany, 1815-1871  Princeton 1967
Prowe, Adolf Das Thorner Blutgericht. Eine Erzählung 1866

Black Hand-Secret Society, http://skunks.wordpress.com/2008/01/26/black-hand-secret-society
Who's Who: Gavrilo Princip, http://www.firstworldwar.com/bio/princip.htm
National Museum of Ireland   The Wild Geese in Austria: Irish Soldiers and Civilians in the Habsburg Service 1618-1918
Holler, Gerd   Mayerling: Die Lösung des Rätsels 1980
Franzel, Emil. Crown Prince Rudolph and the Mayerling Tragedy: Fact and Fiction. 1974
O'Connor, Richard   The Cactus Throne: The Tragedy of Maximilian and Carlotta 1971
Rolle, Andew  The Lost Cause: The Confederate Exodus to Mexico 1965
Lewis, Charles Lee   Matthew Fontaine Maury: The Pathfinder of the Seas   U.S. Naval Institute 1927

King, Edward A description of Texas Germans from: "The Great South; A Record of Journeys in Louisiana, Texas, the Indian
Territory, Missouri, Arkansas, Mississippi, Alabama, Georgia, Florida, South Carolina, North Carolina, Kentucky,
Tennessee, Virginia, West Virginia, and Maryland" 1848-1896
Biesele, Rudolph L.  The History of the German Settlements in Texas, 1831-1861  1930
Roeber, A. G. Palatines, Liberty, and Property: German Lutherans in Colonial British America 1998
Gould, B. A.  Study of Ethnicity  United States Sanitary Commission (1869)
Kamphoefner, Walter D. and Wolfgang Helbich, eds. German-Am. Immigration and Ethnicity in Comparative Perspective.
Max Kade Institute, University of Wisconsin
Pochmann, Henry A. and Arthur R. Schultz; German Culture in America, 1600–1900: Philosophical and Literary Influences
1957
Rippley,  La Vern J. The German-Americans Twayne Publishers 1976
Arndt, Karl R. J. and Olson, May E.  German-American Newspapers and Periodicals, 1732-1955 New York 1965  
Jensen, Richard. The Winning of the Midwest, Social and Political Conflict 1888–1896 1971
Bronner, Wallace, "Die Rezeption von 'Stille Nacht! Heilige Nacht!' in den Vereinigten Staaten von Amerika, Mexiko und
Kanada"
Reiter, Martin, Die Zillertaler Nationalsänger im 19. Jahrhundert  St. Gertraudi, 1989
Wittke, Carl Frederick. The German-Language Press in America. 1957
Kazal, Russell A. Becoming Old Stock: The Paradox of German-American Identity Princeton University Press 2004
Brancaforte, Charlotte L., ed. The German Forty-Eighters in the United States. New York: P. Lang 1989
Wittke, Carl Frederick. Refugees of Revolution: The German Forty-Eighters in America. 1952
Luebke, Frederick C., ed. Ethnic Voters and the Election of Lincoln 1971
Kaufmann, Wilhelm  The Germans in the American Civil War: With a Biographical Directory.  Carlisle PA 1999
Lonn, Ella.  Foreigners in the Union Army and Navy.  Baton Rouge: Louisiana State University Press 1951
Foreigners in the Confederacy  Chapel Hill: University of North Carolina Press. 1940
Mosby, John S The Memoirs of Colonel John S Mosby  Little Brown and Co Boston 1917
William H. von Eberstein's obituary from the Washington Gazette, October 30, 1890
William Henry von Eberstein Papers, Special Collections Department, J. Y. Joyner Library, East Carolina U, Greenville, NC
Stockdale, Gov. F. S.    Eulogy Delivered for Col. August Buchel  Lieut.   Austin: Brown and Foster, 1865.  
U of Texas Austin. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies.
Stephens, Robert W.  August Buchel; The Handbook of Texas Online. Dallas, 1970  LBarker Texas History Center
Blackford, Lieut Col  WW  War Years With Jeb Stuart New York 1946
U.S. War Department, The War of the Rebellion: a Compilation of the Official Records of the Union and Confederate Armies,
von Borcke, Heros   Zwei Jahre im Sattel und am Feinde. Erinnerungen aus dem Unabhangigkeitskriege der Konfoderirten.
Berlin, E. S. Mittler und Sohn. Published in the USA as Memoirs of the Confederate War for Independence.
Bearss, Edwin C., The Battle of Wilson's Creek, Wilson's Creek National Battlefield Foundation, 1985
Boernstein, Henry  Memoirs of a Nobody: The Missouri Years of an Austrian Radical, 1849-1866 St. Louis: Hist So. 1997
Downhour, James G. "Nathaniel Lyon", Encyclopedia of the American Civil War: Political, Social, and Military History 2000   
Johnson, Robert Underwood, and Buel, Clarence C. (eds.), Battles and Leaders of the Civil War, Century Co., 1884-1888.
Long, E.B., with Barbara Long The Civil War Day by Day; An Almanac  1861-1865  1971
Peckham, James   General Nathaniel Lyon and Missouri in 1861
Rombauer, Robert J. "The Union Cause in St. Louis in 1861"  1909
Warner, Ezra J., Generals in Blue: Lives of the Union Commanders, Louisiana State U Press 1964    
Valuska, David and Keller, Christian.  Damn Dutch: Pennsylvania Germans at Gettysburg 2004
Yapp, Nick  The German Millennium: 1,000 Remarkable Years of Incident and Achievement  2001
http://germanhistorydocs.ghi-dc.org/
Jeep, John M. Medieval Germany: An Encyclopedia  2001
Fischer-Fabian,S.  Die Ersten Deutschen
Sources and Recommendations