Seth L. Milliken to Thomas Lincoln Casey, February 19, 1894 Settlement of Corrected Foundation, December 6, 1882 Sevaillon A. Brown to Thomas Lincoln Casey, April 30, 1892 Severin Watson to Thomas Lincoln Casey, April 23, 1874 Sewall to Thomas Lincoln Casey, April 19, 1888 Sheffield Scientific School of Yale College to Thomas Lincoln Casey, March 10, 1875 Sheldon Smith to Thomas Lincoln Casey, April 25, 1882 Sheldon Smith to Thomas Lincoln Casey, March 10, 1882 Sheldon Smith to Thomas Lincoln Casey, May 4, 1882 Sheldon Smith to Thomas Lincoln Casey, November 11, 1881 Sheldon Smith to Thomas Lincoln Casey, November 22, 1881 Sid to Thomas Lincoln Casey, January 6, 1889 Sidney L. Willson to Thomas Lincoln Casey, October 17, 1894 Sidney S. Rider to Thomas Lincoln Casey, April 13, 1893 Sidney S. Rider to Thomas Lincoln Casey, April 16, 1882 Sidney S. Rider to Thomas Lincoln Casey, April 23, 1882 Sidney S. Rider to Thomas Lincoln Casey, April 8, 1892 Sidney S. Rider to Thomas Lincoln Casey, August 1, 1881 Sidney S. Rider to Thomas Lincoln Casey, December 1, 1893 Sidney S. Rider to Thomas Lincoln Casey, February 18, 1892 Sidney S. Rider to Thomas Lincoln Casey, February 9, 1892 Sidney S. Rider to Thomas Lincoln Casey, January 6, 1892 Sidney S. Rider to Thomas Lincoln Casey, July 27, 1894 Sidney S. Rider to Thomas Lincoln Casey, June 21, 1881 Sidney S. Rider to Thomas Lincoln Casey, June 27, 1894 Sidney S. Rider to Thomas Lincoln Casey, May 13, 1893 Sidney S. Rider to Thomas Lincoln Casey, November 12, 1894 Sidney S. Rider to Thomas Lincoln Casey, November 30, 1878 Sidney S. Rider to Thomas Lincoln Casey, October 12, 1886 Silas Casey to Thomas Lincoln Casey, April 8, 1892 Silas Casey to Thomas Lincoln Casey, January 26, 1892 Silas Casey to Thomas Lincoln Casey, March 12, 1892 Simeon Draper to Thomas Lincoln Casey, September 2, 1856 Simeon Draper to Thomas Lincoln Casey, September 9, 1856 Simon Newcomb to Thomas Lincoln Casey, November 15, 1880 Society of River and Harbor Engineers - Circular, Constitution and By-Laws, October 5, 1882 Society of the Army of the Potomac to Thomas Lincoln Casey, May 15, 1893 Sophia G. Casey to Thomas Lincoln Casey, June 5, 1881 Sophia G. Casey to Thomas Lincoln Casey, May 28, 1872 Sophia G. Casey to Thomas Lincoln Casey, May 29, 1872 Sophie G. Casey to Thomas Lincoln Casey, May 3, 1872 Spaulding to Thomas Lincoln Casey, February 25, 1870 Specific Gravity of Marble, April 4, 1883 Specifications for bidders for Torpedoes, May 1889 Specifications of Electric Lighting, undated Speech of Hon. Henry W. Slocum to Thomas Lincoln Casey, February 14, 1871 Spencer F. Baird to Thomas Lincoln Casey, March 31, 1882 Spirito Bernardi to Louisa Seymour, February 24, 1892 Spoffard to Thomas Lincoln Casey, November 15, 1895 St Paul & Duluth R. R. Co. to Thomas Lincoln Casey, June 25, 1889