[Henry] Douglass to Thomas Lincoln Casey, January 15, 1880

[Henry] J. Hunt to Thomas Lincoln Casey, August 26, 1871

[Henry] J. Hunt to Thomas Lincoln Casey, February 20, 1889

[Henry] J. Hunt to Thomas Lincoln Casey, July 1871

[Henry] J. Hunt to Thomas Lincoln Casey, June 18, 1889

[Henry] L. Abbot to Thomas Lincoln Casey, April 21, 1889

[Henry] L. Abbot to Thomas Lincoln Casey, January 15, 1889

[Henry] M. Adams to Thomas Lincoln Casey, April 1, 1889

[Henry] M. Adams to Thomas Lincoln Casey, April 27, 1888

[Henry] M. Adams to Thomas Lincoln Casey, August 15, 1893

[Henry] M. Adams to Thomas Lincoln Casey, August 10 and August 11, 1893, notes

[Henry] M. Adams to Thomas Lincoln Casey, August 10, 1893, notes

[Henry] M. Adams to Thomas Lincoln Casey, August 10, 1894

[Henry] M. Adams to Thomas Lincoln Casey, August 12, 1893

[Henry] M. Adams to Thomas Lincoln Casey, August 12, 1893, notes

[Henry] M. Adams to Thomas Lincoln Casey, August 13, 1894

[Henry] M. Adams to Thomas Lincoln Casey, August 15, 1894

[Henry] M. Adams to Thomas Lincoln Casey, August 19, 1893 (1)

[Henry] M. Adams to Thomas Lincoln Casey, August 19, 1893 (2)

[Henry] M. Adams to Thomas Lincoln Casey, August 22, 1893

[Henry] M. Adams to Thomas Lincoln Casey, August 22, 1893, circular #12

[Henry] M. Adams to Thomas Lincoln Casey, August 24, 1893

[Henry] M. Adams to Thomas Lincoln Casey, August 26, 1894

[Henry] M. Adams to Thomas Lincoln Casey, August 28, 1893

[Prof. S. P.] Langley to Thomas Lincoln Casey, May 18, 1893, telephone message

[Quincy] A. Gillmore to Thomas Lincoln Casey, August 5, 1879

[Quincy] A. Gillmore to Thomas Lincoln Casey, December 18, 1878 (1)

[Quincy] A. Gillmore to Thomas Lincoln Casey, December 19, 1878 (2)

[Quincy] A. Gillmore to Thomas Lincoln Casey, January 11, 1879

[Quincy] A. Gillmore to Thomas Lincoln Casey, March 16, 1875

[Quincy] A. Gillmore to Thomas Lincoln Casey, March 9, 1875

[Randall] L. Gibson to Thomas Lincoln Casey, March 30, 1892

[Randall] L. Gibson to Thomas Lincoln Casey, March 31, 1892

[Rebecca] H. Humphreys to Thomas Lincoln Casey, November 27, 1894

[Rebecca] H. Humphreys to Thomas Lincoln Casey, November 28, 1894

[Representative] James W. Covert, February 8, 1892

[Representative] Rufus E. Lester to Thomas Lincoln Casey, February 4, 1892

[Rev.] W. R. Thomas to Thomas Lincoln Casey, June 28, 1893

[Richard] C. Drum to Thomas Lincoln Casey, November 7, 1881

[Robert] A. Briggs to Thomas Lincoln Casey, April 18, 1876

[Robert] D. Clarke to Thomas Lincoln Casey, October 11, 1873

[Robert] J. Stevens to Thomas Lincoln Casey, February 21, 1872

[Robert] J. Stevens to Thomas Lincoln Casey, January 15, 1872

[Robert] Klotz to Thomas Lincoln Casey, April 26, 1880

[Robert] N. Scott to Thomas Lincoln Casey, April 22, 1875

[Robert] N. Scott to Thomas Lincoln Casey, January 22, 1882

[Robert] N. Scott to Thomas Lincoln Casey, March 16, 1875

[Robert] N. Scott to Thomas Lincoln Casey, March 4, 1875

[Robert] N. Scott to Thomas Lincoln Casey, May 30, 1875

[Robert] S. Heely to Thomas Lincoln Casey, May 7, 1882