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]

Thomas Lincoln Casey to [illegible] A. Roedell, undated [1885]

Thomas Lincoln Casey to [illegible], undated [March 1878]

Thomas Lincoln Casey to [John] T. Dickinson, November 13, 1887, telegram

Thomas Lincoln Casey to [Robert Todd Lincoln], December 14, 1883

Thomas Lincoln Casey to [Robert Todd Lincoln], October 7, 1882

Thomas Lincoln Casey to [Stephen] B. Elkins, July 27, 1892; John Tweedale's response to Thomas Lincoln Casey on behalf of [Stephen] B. Elkins, July 27, 1892

Thomas Lincoln Casey to [unknown senator], September 7, 1890, copy

Thomas Lincoln Casey to [unknown senator], September 7, 1890, draft

Thomas Lincoln Casey to [William Crowninshield Endicott], March 3, 1888, copy

Thomas Lincoln Casey to [William] T. Rossell, February 14, 1891, draft

Thomas Lincoln Casey, Members of the Washington Monument Society, undated [January] 1878

Thomas Lincoln Casey, Memorandum - about bone dust, undated [1877]

Thomas Lincoln Casey, Memorandum - bone dust manufactoring, undated [1877]

Thomas Lincoln Casey, Memorandum - Clay deposited in the white lot, December 1, 1877

Thomas Lincoln Casey, Memorandum - clay payment notes, December 15, 1877

Thomas Lincoln Casey, Memorandum - Draughtsmen employed in this office, June 19, 1877

Thomas Lincoln Casey, Memorandum - Estimated cost of area walls and coal vaults for the east and south wings, November 24, 1877

Thomas Lincoln Casey, Memorandum - John Cadmore, December 31, 1877

St. Elizabeth Asylum to Thomas Lincoln Casey, October 18, 1879