Frank Sturgis to Thomas Lincoln Casey, December 11, 1895

Frank W. Agnel to Thomas Lincoln Casey, January 31, 1882

Frank W. Agnel to Thomas Lincoln Casey, June 5, 1882

Frank W. Armstrong to Thomas Lincoln Casey, November 23, 1886

Ellen R. Elliot to Thomas Lincoln Casey, May 20, 1893 (2)

Elliot Coney to Thomas Lincoln Casey, February 12, 1876

Elliot to Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, December 30, 1879

Ellis & Curtis to Thomas Lincoln Casey, April 23, 1872

Emily Hastings to Thomas Lincoln Casey, December 31, 1878

Emily Hollingsworth to Thomas Lincoln Casey, March 27, 1882

Emma Delafield to Thomas Lincoln Casey, April 13, 1893

Emma Delafield to Thomas Lincoln Casey, January 10, 1892

Emma Jones to Thomas Lincoln Casey, November 27, 1893

Emma Leslie to Thomas Lincoln Casey, April 9, 1894

Emma Weir Casey to General Silas Casey, c. 1870

Emma Weir Casey to Thomas Lincoln Casey, September 30, 1878

Emmons to Thomas Lincoln Casey, April 4, 1894

Enclosures for General Casey to Thomas Lincoln Casey, August 21, 1893

Enclosures for General Casey to Thomas Lincoln Casey, August 5, 1893

Enclosures for General Casey, August 11, 1893

Envelope - Daniel S. Lamont to Thomas Lincoln Casey, April 13, 1885

Envelope - Report, October 29, 1879

Envelope addressed to Miss Mary Casey, April 21; letter undated from Schele and Noble to Mary Casey

Envelope by courier addressed to 1st Lt. E.W. Casey

Envelope fragment addressed to cadet Edward Wanton Casey, May 27

Envelope from The Century Association, December 20, 1894

Envelope to Thomas Lincoln Casey, June 29, 1892

Envelope to Thomas Lincoln Casey, June 8, 1888

Envelope with a newspaper article to Thomas Lincoln Casey, April 4, 1894

Envelope with note: Letters + papers in the matter of

Envelope, "Tom Lincoln reports", "West Point"

EPC to Thomas Lincoln Casey, Jr. to Emma Weir Casey, June 19, 1887

EPC to Thomas Lincoln Casey, Jr. to Thomas Lincoln Casey, October 22, 1892

Eric Bergland to Thomas Lincoln Casey, August 16, 1894

Eric Bergland to Thomas Lincoln Casey, October 18, 1881

Eric Bergland to Thomas Lincoln Casey, October 23, 1881

Error of a watch, May 19th 1851

Esther R. Elliott to Thomas Lincoln Casey, March 22, 1889

Estimate of A. D. Bishop of cost of building the obelisk, February 12, 1849

Estimate of Cost of Obelisk with Square base - 110 feet high, undated

Estimate of East Terrace, undated

Estimate to [complete] Monument, June 1, 1886

Estimated Cost of Building the Monument, March 1, 1881

Estimated Cost of Strengthening the Foundation of the Washington Natural Monument, undated

Estimates of the Superintendants and A. D. Bishop of the cost of the Obelisk, undated

Eugene Laurence to Thomas Lincoln Casey, April 10, 1888

Eugene, B. Sanges to Thomas Lincoln Casey, February 1, 1886

Eustace Gibson to Thomas Lincoln Casey, April 21, 1886

Evans to Thomas Lincoln Casey, February 7, 1870, receipt

Ewald Schmitt to Thomas Lincoln Casey, August 24, 1881