C. [Seaforth Stewart] to Thomas Lincoln Casey, October 25, 1872 Calculated Available Funds, May 1, 1894 Calculated distances between corners, September 16, 1880 Calculation Mag. 9. 7 Weight of new part of Monument, undated Calculation of Ordinates from corners, October 8, 1880 Calculation of Weight of 50 ft Sections of Monument, undated Calculation of Weight of Foundation, undated Calculations concerning Top, undated Calculations of Stability of Upper Part of Obelisk, undated Calvin S. Brice to Thomas Lincoln Casey, March 9, 1894 Campbell to Thomas Lincoln Casey, May 3, 1873 Candidates for admission, September 1, 1875 Capt Royal T. Frank to Martin ; Martin to Thomas Lincoln Casey, February 18, 1872 Capt [John] W. Barlow to Thomas Lincoln Casey, March 20, 1872 Capt [Robert N.] Scott to Thomas Lincoln Casey, January 17, 1872 Capt. G. J. Fiebeger to Thomas Lincoln Casey, May 8, 1895 Capt. [William] T. Rossell To Thomas Lincoln Casey, June 20, 1888 Captain Bowman McCalla to Thomas Lincoln Casey, October 20, 1886 Captain Bradley to Thomas Lincoln Casey, December 1, 1875 Captain Charles W. Raymond to Thomas Lincoln Casey, October 31, 1870 Captain David P. Heap to Thomas Lincoln Casey, April 19, 1876 Captain David P. Heap to Thomas Lincoln Casey, April 24, 1876 Captain David P. Heap to Thomas Lincoln Casey, June 14, 1876 Captain David P. Heap to Thomas Lincoln Casey, October 12, 1876 Captain David P. Heap to Thomas Lincoln Casey, October 2, 1875 Captain David P. Heap to Thomas Lincoln Casey, October 3, 1876 Captain David P. Heap to Thomas Lincoln Casey, September 30, 1876 Captain David P. Heap to Thomas Lincoln Casey, September 9, 1876 Captain Davis to Thomas Lincoln Casey, November 29, 1893 Captain Earnest to Thomas Lincoln Casey, July 23, 1875 Captain Ernest to General [A. A.] Humphreys, October 20, 1870 Captain Ernest to Thomas Lincoln Casey, October 30, 1870 Captain G. J. Fiebeger to Thomas Lincoln Casey, April 13, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, April 4, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, December 1, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, January 21, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, January 24, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, June 12, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, June 29, 1894 Captain G. J. Fiebeger to Thomas Lincoln Casey, June 7, 1894 Captain G. J. Fiebeger to Thomas Lincoln Casey, June 9, 1894 Captain G. J. Fiebeger to Thomas Lincoln Casey, March 2, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, March 21, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, March 31, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, March 4, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, March 8, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, May 17, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, May 19, 1893 Captain G. J. Fiebeger to Thomas Lincoln Casey, May 20, 1893 Colonel William P. Craighill to Thomas Lincoln Casey, December 27, 1878