Cottrell, Frederick Gardner 1877-1948 creator mixed material monographic eng 1,000 6 1 2.4 Correspondence, diaries, writings, scientific papers, notebooks, notes, and other papers relating primarily to Cottrell's career as a research chemist and scientist. Documents his invention of the electrostatic precipitator, his work while a chemist at the U.S. Dept. of Agriculture, and the founding of Research Corporation. Also includes patent papers for Cottrell's process of producing nitric oxide and material concerning inventions of his associates, Farrington Daniels and P.H. Royster. Includes correspondence with Cottrell's associates and Frank Thomas Cameron, author of Cottrell: Samaritan of Science (1952). Open to research. Chemist and inventor. Collection material in English. Finding aid available in the Library of Congress Manuscript Reading Room and at http://hdl.loc.gov/loc.mss/eadmss.ms011098 Cameron, Frank Thomas 1909-1984 Daniels, Farrington 1889-1972 Royster, P. H. (Percy Hoke) 1888-1966 United States. Department of Agriculture. Research Corporation. Chemistry Electrostatic precipitation Electrostatic precipitation Patents Nitric oxide Patents Science History 20th century Chemists Inventors mm 80016998 hdl:loc.mss/eadmss.ms011098 hdl:loc.mss/eadmss.ms011098.3 http://hdl.loc.gov/loc.mss/eadmss.ms011098 http://hdl.loc.gov/loc.mss/eadmss.ms011098.3 Open to research. DLC 800703 20260227111704.0 mm 80016998