Elizabeth R. Smith to Thomas Lincoln Casey, September 23, 1884

Elizabeth R. Smith to Thomas Lincoln Casey, September 3, 1884

Elizabeth Thayer to Thomas Lincoln Casey, July 4, 1890

Ella C. Kretschmar to Thomas Lincoln Casey, December 18, 1890, telegram

Ella C. Kretschmar to Thomas Lincoln Casey, December 2, 1890

Ella C. Kretschmar to Thomas Lincoln Casey, December 9, 1890

Ella C. Kretschmar to Thomas Lincoln Casey, March 13, 1890

Ella C. Kretzchmar [poss.] to Emma [Weir Casey], January 9, 1891

Ella C. Kretzchmar [poss.] to Thomas Lincoln Casey and Emma [Weir Casey], April 29, 1891

Ella C. Kretzchmar [poss.] to Thomas Lincoln Casey, February 6, 1891

Ella C. Kretzchmar [poss.] to Thomas Lincoln Casey, January 19, 1891

Ella C. Kretzchmar [poss.] to Thomas Lincoln Casey, March 1, 1891

Ella C. Kretzchmar [poss.] to Thomas Lincoln Casey, May 24, 1891

Ella C. Kretzchmar [poss.] Weir to Emma [Weir Casey], January 9, 1891

Ellen R. Elliot to Thomas Lincoln Casey, November 15, 1891

Ellen [illegible] to Thomas Lincoln Casey, October 28, 1892

Elliott to Thomas Lincoln Casey, February 13, 1885

Elmer B. Lane to Thomas Lincoln Casey, December 10, 1892

Emile Petitot to Thomas Lincoln Casey, December 1, 1890

Emily Hollingsworth to [Emma Weir] Casey, May 8, 1891

Emily J. Alvord to Thomas Lincoln Casey, April 15, 1883

Emily K. Andrews to Thomas Lincoln Casey, February 9, 1885

Emily N. Peck to Thomas Lincoln Casey, May 23, 1887

Emma C. Cooke to Thomas Lincoln Casey, November 3, 1885

Emma Delafield to Thomas Lincoln Casey, May 9, 1879

Emma Soule to Emma Weir Casey, February 21, 1877

Emma Weir Casey to Thomas Lincoln Casey, February 7, 1883, telegram

Emma Weir Casey to Thomas Lincoln Casey, May 20, 1883

Emma [Weir] Casey to Thomas Lincoln Casey, April 3, 1891

Endorsement on note from B. W. Hauna, September 4, 1889

Engineer Regulations, undated [July 1892]

Envelope addressed to E. H. Pullen from Thomas Lincoln Casey, September 30, 1891

Envelope to Thomas Lincoln Casey, August 31, 1887

Envelope to Thomas Lincoln Casey, November 7, 1892

Envelope, Stone Estimates and Notes, undated

Envelope: February 28, 1896

envelope: Personal

Eppa Hunton to Thomas Lincoln Casey, December 5, 1879

Erastus Samson to Thomas Lincoln Casey, genealogical data, December 28, 1892

Erastus Wiman to Thomas Lincoln Casey, March 29, 1888 (1)

Eric Bergland to Thomas Lincoln Casey, January 26, 1883

Eric Bergland to Thomas Lincoln Casey, January 30, 1883

Eric Berglord to Thomas Lincoln Casey, March 21, 1878

Ernest R. Ackerman, Cumberland Hy. Cement & M. Co. to Thomas Lincoln Casey, January 21, 1890

Esther Hunt to Thomas Lincoln Casey, February 21, 1885

Esther Singleton to Thomas Lincoln Casey, October 3, 1888

Estimate 17,000 fr of Tunnel and 15000 feet 3 ft main, undated

Estimate of Cost of Re-Coppering Roofe of Executive Mansion, November 12, 1878

Estimate of the cost of Completing the Potomac Dam. W. A., undated [1882]

Dr. Cunningham to Colonel Robert N. Scott, February 14, 1887, copy