John F. Weir to Thomas Lincoln Casey, October 1, 1891

John F. Weir to Thomas Lincoln Casey, October 13, 1892

John Ferry to Thomas Lincoln Casey, January 29, 1890

John G. D. Knight to Thomas Lincoln Casey, April 30, 1891

John G. D. Knight to Thomas Lincoln Casey, December 17, 1891

John G. Hass to Thomas Lincoln Casey, April 3, 1891

John Gibbon to Thomas Lincoln Casey, January 28, 1891

John Green Ballany to Thomas Lincoln Casey, June 26, 1891

John Gribbon to Thomas Lincoln Casey, August 10, 1888

John H. Dialogue to Thomas Lincoln Casey, December 23, 1890

John H. Eliott to Thoms Lincoln Casey, September 14, 1888

John H. Elliot to Thomas Lincoln Casey, July 10, 1888

John H. Elliott to Thomas Lincoln Casey, December 10, 1884

John H. Elliott to Thomas Lincoln Casey, December 17, 1891

John H. Elliott to Thomas Lincoln Casey, December 26, 1884

John H. Elliott to Thomas Lincoln Casey, December 5, 1884

John H. Elliott to Thomas Lincoln Casey, February 13, 1879

John H. Elliott to Thomas Lincoln Casey, November 28, 1890

John H. Elliott to Thomas Lincoln Casey, November 7, 1892

John H. Elliott to Thomas Lincoln Casey, October 30, 1888

John H. Logan to Thomas Lincoln Casey, December 20, 1869

John H. Mitchell to Thomas Lincoln Casey, December 4, 1889

John H. Starm to Thomas Lincoln Casey, June 4, 1879

John Hammond to Thomas Lincoln Casey, June 6, 1879

John Ingalls to Thomas Lincoln Casey, March 13, 1885

John J. Almy to Thomas Lincoln Casey, July 24, 1889

John King to Thomas Lincoln Casey, March 26, 1890

John Lynch to Thomas Lincoln Casey, January 24, 1878

John M. Wilson to Bernard R. Green, May 4, 1888

John M. Wilson to Thomas Lincoln Casey, December 14, 1892

Joint Commission on the Washington Monument; December 9, 1884

Jonathan Chase to Thomas Lincoln Casey, February 6, 1885

Jonathan Dwight to Thomas Lincoln Casey, September 21, 1892

Jones to Thomas Lincoln Casey, January 9, 1891, telegram

Jones to [William P.] Craighill, March 7, 1877

Jose M. Macias to Thomas Lincoln Casey, June 20, 1891

Jose M. Macias to Thomas Lincoln Casey, June 27, 1891

Joseph C. Hardie to Thomas Lincoln Casey, October 15, 1888

Joseph D. Sayers to Thomas Lincoln Casey, February 14, 1891

Joseph Dolph to Thomas Lincoln Casey, February 19, 1890

Joseph H. O'Neill to Thomas Lincoln Casey, July 17, 1888

Joseph M. Wheatley to [Robert Todd Lincoln], May 22, 1884

Joseph M. Wheatley to [Robert Todd Lincoln], May 22, 1884, copy

Joseph Mason to Thomas Lincoln Casey, May 22, 1879

Joseph Williamson to Thomas Lincoln Casey, February 10, 1885

Judge Blatchford to Thomas Lincoln Casey, January 29, 1885

Judge Hagner to Thomas Lincoln Casey, June 30, 1891

Judge [Alexander] Hagner to Thomas Lincoln Casey, July 8, 1891

Jules Beaufue to Thomas Lincoln Casey, February 11, 1891

Julia Dwight to [Thomas Lincoln Casey] and [Emma Weir] Casey, May 8, 1891