John B. Peirce to Thomas Lincoln Casey, February 21, 1882

John B. Peirce to Thomas Lincoln Casey, January 11, 1882

John B. Peirce to Thomas Lincoln Casey, July 12, 1882

John B. Peirce to Thomas Lincoln Casey, July 26, 1882

John B. Peirce to Thomas Lincoln Casey, June 17, 1882

John B. Peirce to Thomas Lincoln Casey, June 19, 1882

John B. Peirce to Thomas Lincoln Casey, June 24, 1882

John B. Peirce to Thomas Lincoln Casey, June 9, 1882

John B. Peirce to Thomas Lincoln Casey, March 30, 1882

John B. Peirce to Thomas Lincoln Casey, March 4, 1882

John B. Peirce to Thomas Lincoln Casey, March 6, 1882

John B. Peirce to Thomas Lincoln Casey, March 9, 1882

John B. Peirce to Thomas Lincoln Casey, May 10, 1882

John B. Peirce to Thomas Lincoln Casey, October 12, 1882

John B. Steele to Thomas Lincoln Casey, June 16, 1856

John B. Steele to Thomas Lincoln Casey, June 6, 1856

John B. Tanner to Thomas Lincoln Casey, July 22, 1874

John Bogart to Thomas Lincoln Casey, April 1, 1889

John Bogart to Thomas Lincoln Casey, April 22, 1882

John Bogart to Thomas Lincoln Casey, December 30, 1886

John Bogart to Thomas Lincoln Casey, February 18, 1882

John Bogart to Thomas Lincoln Casey, January 10, 1880

John Bogart to Thomas Lincoln Casey, January 28, 1882

John Bogart to Thomas Lincoln Casey, January 30, 1882

John Bogart to Thomas Lincoln Casey, July 15, 1882

John Bogart to Thomas Lincoln Casey, July 15, 1882, circular

John Bogart to Thomas Lincoln Casey, June 1, 1882

John Bogart to Thomas Lincoln Casey, June 10, 1882

John Bogart to Thomas Lincoln Casey, June 14, 1882

John Bogart to Thomas Lincoln Casey, June 29, 1882

John Bogart to Thomas Lincoln Casey, June 9, 1882

John Bogart to Thomas Lincoln Casey, May 10, 1882

John Bogart to Thomas Lincoln Casey, May 11, 1882

John Bogart to Thomas Lincoln Casey, May 2, 1882

John Bogart to Thomas Lincoln Casey, May 25, 1882

John Bogart to Thomas Lincoln Casey, May 26, 1882

John Bogart to Thomas Lincoln Casey, May 3, 1882 (1)

John Bogart to Thomas Lincoln Casey, May 3, 1882 (2)

John Bogart to Thomas Lincoln Casey, May 5, 1882

John Bogart to Thomas Lincoln Casey, May 6, 1882

John Bogart to Thomas Lincoln Casey, May 8, 1882

John Bogart to Thomas Lincoln Casey, November 18, 1881

John Bogart to Thomas Lincoln Casey, October 5, 1882.; Thomas Lincoln Casey to John Bogart, September 23, 1882, copy

John Brewer Jr. to Thomas Lincoln Casey, February 21, 1874

John Brinell to Thomas Lincoln Casey, November 8, 1886

John C. Black to Thomas Lincoln Casey, November 8, 1886

John C. Goodridge, Jr., Illustrations of Subjoined cuts, undated

John C. Goodridge, Jr., Method of Repariring Structures with Beton or Concrete, August 7, 1877

John C. Kelton to Thomas Lincoln Casey, November 14, 1886

Thomas Lincoln Casey Notebook, June 1890-October 1890, 55, [illegible] visiting with Mr. Watson