Photographs (matted, 22" x 26"): Thomas Lincoln Casey (1831-1896) Photographs (11" x 25.5"): upper half of Washington Monument [2 items] Sketches and prints (26.5" x 21"): print of proposed Washington Monument Sketches and prints (33" x 27"): details of Washington Monument, sketch for Dougherty from (? Mills), October 24 Sketches and prints (16" x 12.25"): foundation, side and top view for Dougherty from Mills (notes added by ? Casey), July Sketches and prints (7.5" x 11"): print of proposed Washington Monument (printed signature of Casey) Sketches and prints (24" x 18.5"): proposed completion of Washington Monument, print with other structures for comparison Sketches and prints (16" x 24.5"): boundary of plummet, graph notes by Casey, February Sketches and prints (35.5" x 23.5"): elastic deflection of Washington Monument, printed graph (signed by Casey and Green), June 1 Sketches and prints (36.5" x 23.5"): pyramidion, printed graph/ sketch by Green (signed by Casey), January 19 Sketches and prints (35.5" x 23.5"): pyramidion, printed graph/ sketch by Green (signed by Casey), February 1 Sketches and prints (36.5" x 23.5"): pyramidion, printed graph/ sketch by Green (signed by Casey), July 21 Sketches and prints (print, 24" x 18"): setting of capstone Sketches and prints (23" x 18"): oscillation graph; includes 1889 notes in pencil from unknown source Sketches and prints (23" x 18"): extreme oscillation graph Sketches and prints (16" x 16"): foundation, plan of extension (signed by Casey) Sketches and prints (22" x 28"): foundation, plan of thickness of sandy stratum (signed by Casey) Sketches and prints (38.5" x 26.5"): foundation and shaft, print of design for strengthening (prepared by Davis with printed signature of Casey) Sketches and prints (17.5" x 44"): foundation, soffit graph, notes in pencil, July Sketches and prints (29" x 28"): buttresses, printed plan (signed by Casey) Sketches and prints (17" x 17"): plummet, graph, February 12 Sketches and prints (20" x 16"): plummet, graph, February 15 Sketches and prints (25" x 23"): plummet graph, August 27 Sketches and prints (25.5" x 25"): plummet graph, notes in pencil, June 24 Sketches and prints (23" x 25.5"): plummet graph, January 27 Sketches and prints (33.5" x 43.5"): unidentified graph, notes in pencil, ca. April Sketches and prints (26" x 31.5"): plummet graph, January 27 Sketches and prints (32" x 38.5"): various views of foundation, print of sketch (signed by Casey) Professional papers of Thomas Lincoln Casey (1831-1896): Casey/ Hayes correspondence Correspondence re: Haviland China: letter to Casey from Lucy Hayes, August 28 Correspondence re: Haviland China: letter to Casey from Rutherford B. Hayes, August 28 Correspondence re: Haviland China: telegram to Casey from Rutherford B. Hayes, August 28 Correspondence re: Haviland China: letter from Casey to Rutherford B. Hayes, August, 31 Correspondence re: Haviland China: letter from Casey to Haviland China Company, September 5 Correspondence re: Haviland China: letter to Casey from Rutherford B. Hayes, June 10 Correspondence re: Haviland China: letter from Casey to Rutherford B. Hayes, June 24; includes draft Correspondence re: Haviland China: letter from Casey to Lucy Hayes Other papers: article, "Disputed Contingent Fund," Baltimore Sun, June 8 Other papers re: Haviland China Company Other papers re: invitation to dinner, etc. Other papers re: Executive Mansion Other papers re: Executive Mansion dinners, etc. Hayes family correspondence: Lucy Hayes to Casey, July 16 Hayes family correspondence: Lucy Hayes to Casey, May 24 Hayes family correspondence: Lucy Hayes to Casey, July 9 Hayes family correspondence: Lucy Hayes to Mrs. Casey Hayes family correspondence (on behalf of Lucy Hayes): M.K. Rogers (private secretary to Rutherford B. Hayes) to F.G. Smith, April 7 Hayes family correspondence (on behalf of Lucy Hayes): Miss Foote to Colonel Casey Hayes family correspondence: Webb Hayes, son of Rutherford B. and Lucy Hayes, to Colonel Casey, August 5 Interior view, possibly of the home of Rev. Robert Cassie Waterston and Anna Lowell Cabot Quincy Waterston at 71 Chester Square, Boston, Mass.