[Robert] D. Clarke to Thomas Lincoln Casey, October 11, 1873

[Robert] J. Stevens to Thomas Lincoln Casey, February 21, 1872

[Robert] J. Stevens to Thomas Lincoln Casey, January 15, 1872

[Robert] Klotz to Thomas Lincoln Casey, April 26, 1880

[Robert] N. Scott to Thomas Lincoln Casey, April 22, 1875

[Robert] N. Scott to Thomas Lincoln Casey, January 22, 1882

[Robert] N. Scott to Thomas Lincoln Casey, March 16, 1875

[Robert] N. Scott to Thomas Lincoln Casey, March 4, 1875

[Robert] N. Scott to Thomas Lincoln Casey, May 30, 1875

[Robert] S. Heely to Thomas Lincoln Casey, May 7, 1882

[Robert] W. Weir to Thomas Lincoln Casey, March 8, 1875

[Samuel] J. Randall to Thomas Lincoln Casey, February 16, 1880

[Samuel] J. Randall to Thomas Lincoln Casey, January 9, 1880 (1)

[Samuel] J. Randall to Thomas Lincoln Casey, January 9, 1880 (2)

[Samuel] J. Randall to Thomas Lincoln Casey, July 19, 1875

[Samuel] J. Randall to Thomas Lincoln Casey, July 21, 1875

[Samuel] J. Randall to Thomas Lincoln Casey, July 28, 1875

[Samuel] J. Randall to Thomas Lincoln Casey, July 30, 1875

[Senator] Eugene Hale to Thomas Lincoln Casey, March 10, 1893

[Simon] Newcomb to Thomas Lincoln Casey, April 6, 1880

[Simon] Newcomb to Thomas Lincoln Casey, July 23, 1880

[Sporinger] to Thomas Lincoln Casey, May 1, 1889

[Stephen Benton] Elkins, Secretary of War to Thomas Lincoln Casey, January 19, 1893

[Stephen] V. Benet to Thomas Lincoln Casey, September 11, 1881

[Stephen] V. Benet to Thomas Lincoln Casey, September 9, 1881

Frederic V. Abbot to [William P. Craighill], January 23, 1890

Frederic V. Abbot to [William P. Craighill], January 29, 1890

Frederick A. Johnson to Thomas Lincoln Casey, March 5, 1885

Frederick A. Mahan to Col. Gregory, May 29, 1891, telegram

Frederick Law Olmsted to Miss [illegible], December 26, 1877

From A Military Dictionary, undated

G. A. Nicolls to Thomas Lincoln Casey, December 8, 1884

G. Austin Gardner to Thomas Lincoln Casey, January 4, 1879

G. B. Dandy to Thomas Lincoln Casey. January 28, 1891

G. B. Maynadier to Thomas Lincoln Casey, February 19, 1885

G. B. Patrick to Thomas Lincoln Casey, October 21, 1889

G. Bell to Thomas Lincoln Casey, August 25, 1887

G. Brown Goode to Thomas Lincoln Casey, August 21, 1891

G. E. B. Jackson to Thomas Lincoln Casey, July 11, 1888

G. G. Haven, St. Paul & Duluth R.R. Co. to Thomas Lincoln Casey, August 1, 1890

G. G. Vest to Thomas Lincoln Casey, February 20, 1891

G. G. Vest to Thomas Lincoln Casey, February 5, 1891

G. H. Mendell to Thomas Lincoln Casey, July 18, 1892

G. H. Mendell to Thomas Lincoln Casey, July 2, 1892

G. H. Mendell to Thomas Lincoln Casey, May 20, 1890

G. H. Mendell to Thomas Lincoln Casey, May 22, 1890

G. H. Mendell to Thomas Lincoln Casey, September 26, 1890

G. K. Gilbert to Thomas Lincoln Casey, September 12, 1889

G. M. Edmunds to Thomas Lincoln Casey, June 12, 1878

G. M. Thomas to Thomas Lincoln Casey, November 10, 1885