Thomas F. Millett to Thomas Lincoln Casey, September 29, 1890; Thomas Lincoln Casey to Thomas F. Millett, undated

Thomas Greene to Thomas Lincoln Casey, April 8, 1884

Thomas Greene to Thomas Lincoln Casey, August 7, 1885

Thomas Greene to Thomas Lincoln Casey, August 9, 1885

Thomas Lincoln Casey to Milton J. Durham, December 21, 1888, handwritten copy (1)

Thomas Lincoln Casey to Milton J. Durham, December 21, 1888, typewritten copy (2)

Thomas Lincoln Casey to Mr. Beaufue, February 11, 1891

Thomas Lincoln Casey to Mr. Haight, May 23, 1887, draft

Thomas Lincoln Casey to Mr. Hamlin, February 1, 1878, draft

Thomas Lincoln Casey to Mr. O'Neall, November 25, 1878

Thomas Lincoln Casey To President of the United States, May 22, 1891

Thomas Lincoln Casey to President [Benjamin Harrison], July 9, 1891

Thomas Lincoln Casey to Robert T. Lincoln, August 8, 1882

Thomas Lincoln Casey to Robert T. Lincoln, January 7, 1882

Thomas Lincoln Casey to Robert T. Lincoln, July 2, 1884

Thomas Lincoln Casey to Robert W. Watson, January 24, 1891

Thomas Lincoln Casey to Rutherford B. Hayes, around July 19, 1881 (draft)

Thomas Lincoln Casey to Rutherford B. Hayes, August 31, 1879, draft

Thomas Lincoln Casey to Rutherford B. Hayes, June 1881, draft

Thomas Lincoln Casey to Rutherford B. Hayes, June 24, 1881, draft

Thomas Lincoln Casey to Sec. of War, June 1891

Thomas Lincoln Casey to Secretary Schurz, undated [1879], draft

Thomas Lincoln Casey to Secretary William Windom , July 9, 1889

Thomas Lincoln Casey to Senator Casey, undated [April 1891]

Thomas Lincoln Casey to Senator G. G. Vest, February 5, 1890, copy

Thomas Lincoln Casey to Senator Mullin, [May 1878], draft

Thomas Lincoln Casey to Senator [George H.] Edmunds, April 4, 1879

Thomas Lincoln Casey to Senator [William P.] Frye, February 28, 1891

Thomas Lincoln Casey to T. B. Nielson, November 27, 1888

Thomas Lincoln Casey to the Editors of the American Architect and Building News, August 1, 1879, draft

Thomas Lincoln Casey to unknown general, October 29, 1877

Thomas Lincoln Casey to unknown, August 2, 1887, draft

Thomas Lincoln Casey to unknown, January 27, 1887

Thomas Lincoln Casey to unknown, July 10, 1869

Thomas Lincoln Casey to W. H. Kell, January 10, 1891

Thomas Lincoln Casey to War Department, January 7, 1887, draft

Thomas Lincoln Casey to William C. Endicott, February 15, 1887, copy

Thomas Lincoln Casey to William C. Endicott, September 3, 1885

Thomas Lincoln Casey to William C. Endicott, September 6, 1885

Thomas Lincoln Casey to William Cougdon, Janury 12, 1891

Thomas Lincoln Casey to William P. Craighill, July 8, 1891

Thomas Lincoln Casey to Wood, July 20, 1888, copy

Thomas Lincoln Casey to [Benjamin Harrison], October 10, 1891, copy

Thomas Lincoln Casey to [Benjamin Harrison], October 2, 1891, copy

Thomas Lincoln Casey to [Bernard R.] Green, August 27, 1887, draft

Thomas Lincoln Casey to [Elizabeth Goodale Casey Scott] , December 22, 1887, copy

Thomas Lincoln Casey to [George W. McCrary], June 8, 1877, copy

Thomas Lincoln Casey to [George W.] Davis, September 7, 1884

Thomas Lincoln Casey to [Henry] M. Adams, September 6, 1889, telegram

Thomas Lincoln Casey to [Horatio] King, April 6, 1888 [draft]