Washingtonia: Memorials of the Death of George Washington, September 18, 1865

Water Supply Comparison of Plans, March 25, 1882

Weight + [illegible] contents of various parts of the [Monument], May 12

Weight of Gearing for raising stove at [Washington National] Monument, July 23, 1850

Weight of Marble, April 21, 1881

Weight, Pressure and Stability of the Washington Monument, undated

Western Union Telegraph Company to Thomas Lincoln Casey, September 15, 1895

Whitman to Thomas Lincoln Casey, January 16, 1856

Whitter to General Silas Casey, March 28, 1848

Wilkinson Call to Thomas Lincoln Casey, December 23, 1893

Wilkinson Call to Thomas Lincoln Casey, March 9, 1895

Willard to Thomas Lincoln Casey, March 26, 1889, telegram

William A. Mowry to Thomas Lincoln Casey, March 10, 1886

William B. Bate to Thomas Lincoln Casey, December 3, 1894

William B. Webb to Thomas Lincoln Casey, April 23, 1892

William Babcock to Thomas Lincoln Casey, March 4, 1886

William Babcock to Thomas Lincoln Casey, May 24, 1886

William Blackwood to George H. Elliot, December 27, 1865

William Blackwood to George H. Elliot, June 3, 1865

William Blackwood to George H. Elliot, May 29, 1867

William Blackwood to George H. Elliot, September 16, 1864

William Blackwood to Major George H. Elliot, June 28, 1862

William Blackwood to Thomas Lincoln Casey, January 12, 1864

William Blackwood to Thomas Lincoln Casey, September 2, 1862

William Crapo to Thomas Lincoln Casey, January 30, 1880

William D. Whipple to Thomas Lincoln Casey, April 8, 1872

William D. Whipple to Thomas Lincoln Casey, October 1, 1880

William E. Niblack to Thomas Lincoln Casey, January 23, 1886

William F. Reed to Thomas Lincoln Casey, December 25, 1895

William Gilman to Thomas Lincoln Casey, September 3, 1856

William H. Bixby to Thomas Lincoln Casey, August 22, 1887, December 7, 1887, May 29, 1888, copy

William H. Bixby to Thomas Lincoln Casey, March 21, 1889

William H. Browning to Thomas Lincoln Casey, September 4, 1895

William H. Burr to Thomas Lincoln Casey, December 5, 1895

William H. Burr to Thomas Lincoln Casey, November 29, 1895

William H. Chaffee to Thomas Lincoln Casey, April 29, 1889

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 11, 1888

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 13, 1874

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 15, 1878

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 16, 1874

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 17, 1876; September 18, 1876

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 19, 1875

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 2, 1892

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 2, 1893

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 20, 1874

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 22, 1877

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 22, 1894

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 24, 1876

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 24, 1880

Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, September 26, 1880