R. H. Tilley to Thomas Lincoln Casey, January 5, 1893

R. H. Tilley to Thomas Lincoln Casey, July 10, 1895

R. H. Tilley to Thomas Lincoln Casey, October 25, 1886

R. H. Tilley to Thomas Lincoln Casey, October 9, 1882

R. Hammett Tilley to Thomas Lincoln Casey, June 14, 1894

R. L. Gibson to President Grover Cleveland, June 7, 1888

R. L. Gibson to Thomas Lincoln Casey, November 12, 1878

R. Murray to Thomas Lincoln Casey, May 1, 1886

R. N. S. Dunster to Emma, March 7, 1886

R. O. S [?], undated [November 1881]

R. P. Thian to Thomas Lincoln Casey, November 30, 1886

R. Ross Perry to Thomas Lincoln Casey, February 25, 1893

R. Ross Perry to Thomas Lincoln Casey, January 24, 1895

R. S. Chew to Thomas Lincoln Casey, June 1873

R. T. Brown to Thomas Lincoln Casey, June 27, 1892

R. T. W. Duke to Thomas Lincoln Casey, May 10, 1882

R. W. Meade to Thomas Lincoln Casey, April 15, 1886

R. W. Petrikin to Thomas Lincoln Casey, December 22, 1868

R. W. Raymond to Thomas Lincoln Casey, June 24, 1882

R. W. [Lowry] to Thomas Lincoln Casey, February 3, 1892

R. [Illegible]. to Thomas Lincoln Casey, undated [1882]

R. [Rutherford] P. Hayes to Thomas Lincoln Casey, November 29, 1889

Ralph Abercrombie to Thomas Lincoln Casey, May 16, 1893

Randall Baremore to Thomas Lincoln Casey, April 4, 1859

Range of [illegible] at Monument, 1883

Office of the Public Printer to Thomas Lincoln Casey, July 3, 1895

Officers of a European Squadron, undated

Olcott & Olcott to Thomas Lincoln Casey, March 4, 1892

Olcott & Olcott to Thomas Lincoln Casey, March 8, 1892

On file in the War Department, undated

Orlando M. McPherson to Thomas Lincoln Casey, March 31, 1895

Orlando M. Poe to Thomas Lincoln Casey, June 26, 1892

Orville E. Babcock to Honorable Hannibal Hamlin, March 16, 1874

P. A. Breen to General [A. A.] Humphreys, October 13, 1870

P. T. Petz [poss.] to Thomas Lincoln Casey, June 15, 1855

P. T. Turnley to Thomas Lincoln Casey, February 7, 1888

Page & Bankes to Thomas Lincoln Casey, March 28, 1856

Paine to Thomas Lincoln Casey, June 11, 1863

Paine to Thomas Lincoln Casey, June 14, 1863

Parson to Thomas Lincoln Casey, January 3, 1889, telegram

Patrick Henry to Thomas Lincoln Casey, May 16, 1893

Patrick O'Neal to Thomas Lincoln Casey, January 31, 1881

Paul Dahlgren to Thomas Lincoln Casey, March 25, 1873

Paymaster [Charles] Larned to Thomas Lincoln Casey, December 6, 1873

Peter C. Hains to Thomas Lincoln Casey, April 10, 1892

Peter C. Hains to Thomas Lincoln Casey, April 3, 1888

Peter C. Hains to Thomas Lincoln Casey, December 1, 1868

Peter C. Hains to Thomas Lincoln Casey, December 26, 1882

Peter C. Hains to Thomas Lincoln Casey, January 19, 1895

Peter C. Hains to Thomas Lincoln Casey, March 27, 1888