Ingersoll, Royal Rodney 1847-1931 creator mixed material monographic eng 250 3 1 1.4 Correspondence, memoranda, speeches, notebooks, pamphlets, newspaper clippings, and other papers relating to the naval careers of Royal Rodney Ingersoll and Royal E. Ingersoll, father and son. Documents Royal Rodney Ingersoll's service as commander of the USS Maryland (Cruiser) and his expertise in ballistics and ordnance. Papers of Royal E. Ingersoll relate chiefly to his years at the United States Naval Academy. Open to research. Naval officers. Collection material in English. Finding aid available in the Library of Congress Manuscript Reading Room and at http://hdl.loc.gov/loc.mss/eadmss.ms010029 Forms part of: Naval Historical Foundation collection. United States. Navy. Maryland (Cruiser) Ballistics Ordnance Naval officers Ingersoll, Royal E. (Royal Eason), 1883-1976 mm 81057463 hdl:loc.mss/eadmss.ms010029 hdl:loc.mss/eadmss.ms010029.3 http://hdl.loc.gov/loc.mss/eadmss.ms010029 http://hdl.loc.gov/loc.mss/eadmss.ms010029.3 Open to research. DLC 820107 20260227111709.0 mm 81057463