William [Tecumseh] Sherman to the Keeper - Washington Aquaduct, May 22, 1878, telegram

Willliam Cabell to Thomas Lincoln Casey, February 18, 1885

Wilson Vance and [Augustus] Watson to Thomas Lincoln Casey, June 12, 1879

Wimer to Dr. Barnard, November 29, 1877

Wolf Class to Thomas Lincoln Casey, November 7, 1888

Women's Christian Association to Thomas Lincoln Casey, April 6, 1878

Woodbury Pulsifer to Thomas Lincoln Casey, January 23, 1890

Woodbury Pulsifer to Thomas Lincoln Casey, January 29, 1890

Work by Edward Pearce Casey - Statement of services rendered, undated

Work by Edward Pearce Casey - Summaries and Totals, undated

Work by Edward Pearce Casey - Tablet Inscription Required, undated

Work by Edward Pearce Casey - Uncompleted and Future Work, undated

Wright to Thomas Lincoln Casey, undated [January 1879] (1)

Wright to Thomas Lincoln Casey, undated[January 1879] (2)

[A.] A. Humphrey to Thomas Lincoln Casey, January 11, 1878

[Admiral] Silas Casey to Thomas Lincoln Casey, January 25, 1890

[Admiral] Silas [Casey] to Thomas Lincoln Casey, April 29, 1890

[Admiral] Silas [Casey] to Thomas Lincoln Casey, August 27, 1890

[Admiral] Silas [Casey] to Thomas Lincoln Casey, July 20, 1890

[Admiral] Silas [Casey] to Thomas Lincoln Casey, March 1, 1890

[Admiral] Silas [Casey] to Thomas Lincoln Casey, May 13, 1890

[Adolphus] W. Greely to Thomas Lincoln Casey, July 18, 1888

[Albert] G. Porter to Thomas Lincoln Casey, April 10, 1880

[Albert] G. Porter to Thomas Lincoln Casey, April 11, 1879

[Albert] G. Porter to Thomas Lincoln Casey, February 13, 1879

[Albert] G. Porter to Thomas Lincoln Casey, June 4, 1879

[Albert] G. Porter to Thomas Lincoln Casey, May 20, 1880

W. S. Shallenberger to Thomas Lincoln Casey, February 7, 1878

W. S. Shallenberger to Thomas Lincoln Casey, June 6, 1879

W. Scott West to Thomas Lincoln Casey, February 19, 1890

W. Sherman to Thomas Lincoln Casey, May 28, 1885

W. Smith to Thomas Lincoln Casey, November 21, 1891

W. Smith to Thomas Lincoln Casey, October 9, 1891

W. W. Corcoran to Hon John S. Barber, February 1, 1887, copy

W. W. Gelatt to Barnard, April 9, 1878

W. W. Gelatt to Thomas Lincoln Casey, undated [1879]

W. W. Gellatt to Thomas Lincoln Casey, November 9, 1877

W. W. Gellatt to Thomas Lincoln Casey, October 31, 1877

W. Whitelock to Thomas Lincoln Casey, May 1, 1885

W. Whitelock to Thomas Lincoln Casey, May 18, 1885

W. Whitelock to Thomas Lincoln Casey, May 5, 1885

W. Whitelock to Thomas Lincoln Casey, May 9, 1885

W. Winthorpe to Thomas Lincoln Casey, undated [1877]

W. Winthrop to Thomas Lincoln Casey, August 2, 1869

W. Young to Thomas Lincoln Casey, March 27, 1890

Wade Hampton to Thomas Lincoln Casey, September 11, 1888

Walter D. Weir to Thomas Lincoln Casey, August 3, 1869

Walter D. Weir to Thomas Lincoln Casey, December 11, 1869

Walter D. Weir to Thomas Lincoln Casey, July 15, 1869

Walter L. Fisk to Thomas Lincoln Casey, November 10, 1891