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 G. S. Robbins & Son to Thomas Lincoln Casey, November 9, 1855 G. W. Davis to Thomas Lincoln Casey, September 10, 1878 G. W. Deissor to Thomas Lincoln Casey, April 17, 1873 G. W. Diesser to Thomas Lincoln Casey, June 20, 1873 G. W. Randall to Thomas Lincoln Casey, July 6, 1881 G. W. W. Davis to Thomas Lincoln Casey, April 11, 1882 G. W. W. Davis to Thomas Lincoln Casey, May 19, 1882 G. [illegible] to Thomas Lincoln Casey, March 26, 1875 Garrett J. Lydecker to Thomas Lincoln Casey, June 29, 1892 Gas board in executive office, 1878 Genealogical notes, undated General A. A. Humphreys to Thomas Lincoln Casey, August 10, 1870 General A. A. Humphreys to Thomas Lincoln Casey, August 14, 1872 General A. A. Humphreys to Thomas Lincoln Casey, August 19, 1872 General A. A. Humphreys to Thomas Lincoln Casey, August 6, 1870 General A. A. Humphreys to Thomas Lincoln Casey, December 2, 1872 General A. A. Humphreys to Thomas Lincoln Casey, December 4, 1878 General A. A. Humphreys to Thomas Lincoln Casey, February 17, 1875 General A. A. Humphreys to Thomas Lincoln Casey, November 19, 1872 General A. A. Humphreys to Thomas Lincoln Casey, October 5, 1878 General A. A. Humphreys to Thomas Lincoln Casey, September 14, 1873 General A. A. [Humphreys] to Thomas Lincoln Casey, February 7, 1873 General Alexander to Thomas Lincoln Casey, February 12, 1870 General Alexander to Thomas Lincoln Casey, May 6, 1873 General Alford to Thomas Lincoln Casey, May 17, 1873