W. C. Winlock to Thomas Lincoln Casey, February 16, 1892

W. D. Moore, Harell Steam Heating Co. to Thomas Lincoln Casey, November 23, 1893

W. E. Bailey to Thomas Lincoln Casey, March 2, 1889

W. E. Cutshaw to Thomas Lincoln Casey, August 9, 1884

W. E. Niblack to Thomas Lincoln Casey, April 20, 1870; Colonel A. A. Humphreys to Thomas Lincoln Casey, April 29, 1870

W. E. Niblack to Thomas Lincoln Casey, undated

W. F. Cogswell to Thomas Lincoln Casey, April 20, 1882

W. G. Doman to Thomas Lincoln Casey, July 11, 1872

W. G. Donnen to Thomas Lincoln Casey, February 17, 1873

W. H. Collins to William J. Warren to Thomas Lincoln Casey, September 30, 1893

W. H. H. Miller to Thomas Lincoln Casey, April 13, 1889

W. H. Houghton Manufacturing Co. to Thomas Lincoln Casey, November 16, 1893

W. H. Houghton to Thomas Lincoln Casey, December 1, 1893

W. H. Houghton to Thomas Lincoln Casey, November 21, 1893

W. H. Lowdermilk to Thomas Lincoln Casey, November 20, 1895

W. H. McKnew to Thomas Lincoln Casey, December 13, 1882

W. H. McKnew to Thomas Lincoln Casey, December 19, 1882

W. H. Rearden to Thomas Lincoln Casey, December 7, 1878

W. H. Walker to Thomas Lincoln Casey, May 18, 1893

W. J. Twinning to Thomas Lincoln Casey, June 17, 1880

W. J. W. to Thomas Lincoln Casey, August 7, 1876

W. J. W. to Thomas Lincoln Casey, October 16, 1893, memo

W. K. Rogers to Thomas Lincoln Casey, undated [November 1880]

W. M. Black to Thomas Lincoln Casey, December 20, 1894

W. Maxwell Greene to Thomas Lincoln Casey, April 12, 1882

W. Maxwell Greene to Thomas Lincoln Casey, August 30, 1855

W. Maxwell Greene to Thomas Lincoln Casey, August 7, 1886

W. Maxwell Greene to Thomas Lincoln Casey, February 11, 1856

W. Maxwell Greene to Thomas Lincoln Casey, February 17, 1882

W. Maxwell Greene to Thomas Lincoln Casey, February 28, 1882

W. Maxwell Greene to Thomas Lincoln Casey, March 1, 1856

W. Maxwell Greene to Thomas Lincoln Casey, March 3, 1882

W. Maxwell Greene to Thomas Lincoln Casey, March 7, 1882

W. Milner Roberts to Thomas Lincoln Casey, September 11, 1876

W. O. Talford to Thomas Lincoln Casey, December 13, 1893

W. P. Blake to General Andrew A. Humphreys, December 14, 1870

W. P. Hepburn to Thomas Lincoln Casey, April 12, 1886

William Read & Sons to Thomas Lincoln Casey, July 8, 1872

William S. Teel to Thomas Lincoln Casey, June 24, 1881

William Sprague IV to Thomas Lincoln Casey, June 16, 1862, copy

William T. Sherman to Thomas Lincoln Casey, undated [July 1878]

William W. Belknap to General [A. A.] Humphreys, February 3, 1870

William W. Belknap to [Theodore Fitz Randolph], August 1870

William W. MacFarland to Thomas Lincoln Casey, March 28, 1888

William Ward to Thomas Lincoln Casey, October 12, 1878

William Windom to Thomas Lincoln Casey, March 14, 1881

William [P.] Craighill to Thomas Lincoln Casey, December 11, 1895

William [P.] Craighill to Thomas Lincoln Casey, July 30, 1895

William [P.] Craighill to Thomas Lincoln Casey, July 31, 1895

William [P.] Craighill to Thomas Lincoln Casey, November 27, 1895