Colonel H. C. Corbin to Thomas Lincoln Casey, July, 17, 1879

Colonel J. C. Duane to Thomas Lincoln Casey, November 4, 1869

Colonel J. W. Barlow to Thomas Lincoln Casey, October 11, 1891

Colonel L. P. Graham to Thomas Lincoln Casey, August 5, 1869

Colonel Merrill to Thomas Lincoln Casey, January 7, 1887

Colonel N. Bowen to Thomas Lincoln Casey, August 20, 1869

Colonel N. Bowen to Thomas Lincoln Casey, December 1869

Colonel N. Bowen to Thomas Lincoln Casey, May 11, 1869

Colonel Peter C. Haines to Thomas Lincoln Casey, May 6, 1878

Colonel Peter C. Hains to Thomas Lincoln Casey, April 30, 1869

Colonel Peter C. Hains to Thomas Lincoln Casey, June 1, 1869

Colonel Peter C. Hains to Thomas Lincoln Casey, March 20, 1869

Colonel Peter S. Michie to Thomas Lincoln Casey, April 21, 1869

Colonel Robert N. Scott's papers, July 8, 1862 to March 4, 1869

Colonel Rockwell to Thomas Lincoln Casey, November 12, 1877

Colonel Theodore B. Samo to Thomas Lincoln Casey, January 16, 1879

Colonel Theodore B. Samo to Thomas Lincoln Casey, January 3, 1879

Colonel William P. Craighill to Thomas Lincoln Casey, February 7, 1877

Colonel William P. Craighill to Thomas Lincoln Casey, May 11, 1877

Colonel William P. Craighill to Thomas Lincoln Casey, May 2, 1877

Colonel William P. Craighill to Thomas Lincoln Casey, November 13, 1877

Colonel William P. Craighill to Thomas Lincoln Casey, November 17, 1877

Colonel Williamson to Thomas Lincoln Casey, February 2, 1877

Colonel Wood to Mr. Green, June 1, 1887

Colonel Wood to Thomas Lincoln Casey, May 2, 1887

Colonel [A. F.] Rockwell to Thomas Lincoln Casey, March 19, 1883

Colonel [Barton S.] Alexander to Thomas Lincoln Casey, January 16, 1877

Colonel [Charles] E. Blunt to Thomas Lincoln Casey, January 28, 1869

Colonel [Charles] E. Blunt to Thomas Lincoln Casey, July 5, 1877

Colonel [Charles] E. Blunt to Thomas Lincoln Casey, June 27, 1877

Colonel [Charles] E. Blunt to Thomas Lincoln Casey, March 9, 1878

Colonel [Charles] E. Blunt to Thomas Lincoln Casey, November 14, 1869

Colonel [Charles] E. Blunt to Thomas Lincoln Casey, November 8, 1869

Colonel [J. B.] Wheeler to Thomas Lincoln Casey, March 20, 1869

Colonel [J.B.] Wheeler to Thomas Lincoln Casey, March 20, 1869

Colonel [James C.] Duane to Thomas Lincoln Casey, October 28, 1869

Colonel [James] C. Duane to Thomas Lincoln Casey, April 3, 1879

Colonel [James] C. Duane to Thomas Lincoln Casey, March 10, 1879

Colonel [John D.] Kurtz to Thomas Lincoln Casey, July 28, 1877

Colonel [John D.] Kurtz to Thomas Lincoln Casey, October 2, 1877

Colonel [John] M. Bacon to Thomas Lincoln Casey, March 7, 1879

Colonel [Peter C.] Haines to Thomas Lincoln Casey, May 21, 1877

Colonel [William] P. Craighill to Thomas Lincoln Casey, September 21, 1869

Colonel [William] P. Craighill, August 4, 1869

Committee of the Light-House Board, October 10, 1889

Comptroller Treasury Department to Thomas Lincoln Casey, January 4, 1887

Congressional Library - Grand Staircase, undated

Congressional Library - Great Hall and Inscription, undated

Congressional Library - Great Hall, View from the Second Floor, undated

Congressional Library - History mantle, House Reading Room, undated