| Folder 22/53 | Cahill, Carolyn. — Mar 10 1965-Mar 31 1965 | |
| Folder 22/54 | Cahill, Mary B.. — Sep 18 1967-Jul 10 1969 | |
| Folder 22/55 | Cahill, Robert Jr.. — Oct 13 1966-Oct 21 1966 | |
| Folder 22/56 | Cahill, Robert F.. — Aug 26 1971 | |
| Folder 22/57 | Cahill, Robert (Mrs.). — Jun 24 1959-Sep 20 1967 | |
| Folder 22/58 | Cain, Arthur, S. Jr.. — Oct 22 1958-Sep 21 1959 | |
| Folder 22/59 | Cairns, Huntington. — Jun 28 1938-Nov 13 1952 | |
| Folder 22/60 | Caldwell, Anne. — Dec 5 1969 | |
| Folder 22/61 | Caldwell, Willard E.. — May 2 1958 | |
| Folder 22/62 | Cale, Edward G.. — Nov 30 1962 | |
| Folder 22/63 | Callahan, Lorene M.. — Nov 10 1968-Nov 20 1968 | |
| Folder 22/64 | Callard, Henry. — Jul 27 1951-May 5 1978 | |
| Folder 22/65 | Callaway, Mary C.. — n.d. | |
| Box 23 | Came-Choi | |
| Folder 23/1 | Cameron, Norman. — Jan 2 1940-Mar 8 1940 | |
| Folder 23/2 | Cammer, Leonard. — Oct 24 1962-Sep 15 1970 | |
| Folder 23/3 | Camp, David S.. — Jan 3 1969 | |
| Folder 23/4 | Campbell, Douglas G.. — Jul 6 1942-Jul 21 1942 | |
| Folder 23/5 | Campbell, Eldridge. — Dec 13 1938-Aug 27 1952 | |
| Folder 23/6 | Campbell, John D.. — Mar 8 1946-Feb 13 1950 | |
| Folder 23/7 | Campbell, John K.. — Jul 15 1965-Feb 25 1970 | |
| Folder 23/8 | Campbell, Lindsey D.. — May 15 1953-May 26 1953 | |
| Folder 23/9 | Campos, Joao S.. — Jan 18 1968-May 21 1968 | |
| Folder 23/10 | Campos, Joseph J.. — May 22 1967-Aug 1 1968 | |
| Folder 23/11 | Campos, Murilo de Souza. — Apr 23 1951-May 3 1951 | |
| Folder 23/12 | Cannan, Keith C.. — Mar 11 1958-Apr 7 1959 | |
| Folder 23/13 | Cannon, Cornelia James. — Apr 23 1951-Aug 27 1965 | |
| Folder 23/15 | Cannon, Walter B.. — Oct 7 1931-Feb 5 1944 Correspondence with Walter B. Cannon, Harvard Medical School (21 items, 1931-1944), concerns, among other topics, Pavlov and neurosurgeon Harvey Cushing. | |
| Folder 23/16 | Cantor, Alfred J.. — Oct 26 1951 | |
| Folder 23/17 | Caplan, B. B.. — Sep 21 1958 | |
| Folder 23/18 | Carey, Chesterton. — Nov 3 1948-May 23 1952 | |
| Folder 23/19 | Carey, James. — Aug 18 1944-Jan 9 1961 | |
| Folder 23/20 | Carlson, A. J.. — May 2 1941-May 5 1941 | |
| Folder 23/21 | Carlson, Joseph J.. — Jun 12 1950-Jun 14 1950 | |
| Folder 23/22 | Carlsson, Arvid. — Oct 19 1977-Nov 17 1977 | |
| Folder 23/23 | Carmichael, J. Donald. — Mar 21 1980-Apr 7 1980 | |
| Folder 23/24 | Carmichael, Leonard. — Dec 3 1936-May 26 1955 | |
| Folder 23/25 | Carney, J. M.. — Aug 21 1973 | |
| Folder 23/26 | Carpenter, Suzanne. — Dec 14 1950 | |
| Folder 23/27 | Carpenter, William. — Oct 26 1977-Jun 26 1978 | |
| Folder 23/28 | Carr, Harvey A.. — Mar 9 1936-Mar 29 1936 | |
| Folder 23/29 | Carr, Julia. — n.d. | |
| Folder 23/30 | Carr, Virginia S.. — Mar 29 1977 | |
| Folder 23/31 | Carroll, Joseph. — Sep 23 1969 | |
| Folder 23/32 | Carson, Susan. — n.d. | |
| Folder 23/33 | Carson, Virgil. — May 8 1950-Jun 14 1950 | |
| Folder 23/34 | Casarett, George W.. — Jan 18 1954-Feb 8 1954 | |
| Folder 23/35 | Case, Theodore J.. — Jun 25 1947 | |
| Folder 23/36 | Cassels-Brown, Kathleen. — Oct 19 1971 | |
| Folder 23/37 | Cautela, Joseph R.. — May 27 1966-Aug 18 1970 | |
| Folder 23/38 | Cauthen, Nelson. — Aug 21 1973 | |
| Folder 23/39 | Cavanagh, Dwight. — Feb 25 1976 | |
| Folder 23/40 | Cazzullo, Anna. — Sep 28 1977 | |
| Folder 23/41 | Cazzullo, Carlo L.. — Apr 13 1967-Nov 22 1967 | |
| Folder 23/42 | Cazzullo, Carlo L.. — Feb 13 1968-Sep 22 1970 | |
| Folder 23/43 | Cazzullo, Carlo L.. — Jan 28 1971-Aug 21 1978 | |
| Folder 23/44 | Cazzullo, Carlo L.. — Jan 12 1979-Sep 6 1979 | |
| Folder 23/45 | Celichowska, Krystyna. — Apr 1958 | |
| Folder 23/46 | Chalatov, S. S.. — Dec 6 1934-Feb 26 1947 | |
| Folder 23/47 | Chamberlain, Amparo S.. — May 6 1958-Aug 1 1958 | |
| Folder 23/48 | Chamberlain, Bernard P.. — Oct 23 1924 | |
| Folder 23/49 | Chambers, James. — Feb 1 1980 | |
| Folder 23/50 | Chambers, W. D.. — Dec 30 1937 | |
| Folder 23/51 | Chance, Paul. — Nov 8 1978-Nov 20 1978 | |
| Folder 23/52 | Chanel, Philippe E.. — Jul 26 1976 | |
| Folder 23/53 | Chaney, Ronald. — Dec 6 1968 | |
| Folder 23/54 | Chaplin, J. P.. — Mar 12 1971-Apr 4 1971 | |
| Folder 23/55 | Chapman, Carleton. — May 16 1978 | |
| Folder 23/56 | Chapman, L. F.. — Oct 28 1960-Nov 21 1960 | |
| Folder 23/57 | Chapman, Sam. — Sep 27 1963-Oct 2 1963 | |
| Folder 23/58 | Chapman, William. — Nov 5 1948 | |
| Folder 23/59 | Chase, Norman (Mrs.). — Oct 19 1944 | |
| Folder 23/60 | Chase, Richard A.. — Jul 21 1966-Sep 13 1966 | |
| Folder 23/61 | Chasin, Joseph S.. — Apr 8 1958 | |
| Folder 23/62 | Chassell, J. O.. — Mar 16 1935 | |
| Folder 23/63 | Chedru. — n.d. | |
| Folder 23/64 | Cheetham, Donald B. Jr.. — Sep 14 1960 | |
| Folder 23/65 | Chen, K. K.. — Mar 24 1964-Apr 21 1964 | |
| Folder 23/66 | Chenery, William E.. — Jun 2 1934 | |
| Folder 23/67 | Chernigovsky, V.. — Jan 28 1960-Jul 12 1972 | |
| Folder 23/68 | Childs, Georgina. — Nov 11 1924 | |
| Folder 23/69 | Choi, John A.. — n.d. | |
| Folder 23/70 | Choi, Soon Mo. — Aug 1 1954-Jul 4 1957 | |
| Folder 23/71 | Choi, Soon Mo. — Jun 18 1960-Nov 3 1965 | |
| Folder 23/72 | Choi, Soon Mo. — Apr 1 1966-Aug 26 1971 | |
| Folder 23/73 | Choi, Soon Mo. — n.d. | |
| Box 24 | Chol-Cors | |
| Folder 24/1 | Cholerton, A. T.. — Mar 12 1936-May 15 1964 | |
| Folder 24/2 | Chorover, Stephan L.. — Sep 20 1959 | |
| Folder 24/3 | Chow, Bacon F.. — Jun 13 1956-Jul 31 1970 | |
| Folder 24/4 | Choynowski, Mieczyslaw. — Oct 31 1951-Jul 11 1955 | |
| Folder 24/5 | Christensen, G. C.. — Mar 29 1954-Apr 22 1954 | |
| Folder 24/6 | Christman, Ruth C.. — Sep 15 1952-Oct 1 1952 | |
| Folder 24/7 | Christozov, Christo. — Aug 24 1975 | |
| Folder 24/8 | Chukovsky, Kornei Ivanovich. — Sep 8 1964-Jul 24 1967 | |
| Folder 24/9 | Chuvakhin, Dmitri. — Sep 21 1939-Nov 12 1941 | |
| Folder 24/10 | Classen, Clara. — Jul 12 1951-Mar 14 1957 | |
| Folder 24/11 | Clapp, Paul S.. — Apr 16 1940-May 21 1945 | |
| Folder 24/12 | Claramunt Lopez, Fernando. — Jun 20 1960 | |
| Folder 24/13 | Clark, A. J.. — Feb 28 1958 | |
| Folder 24/14 | Clark, David B.. — Apr 12 1962-May 15 1962 | |
| Folder 24/15 | Clark, Sam L.. — Nov 13 1940-Oct 13 1941 | |
| Folder 24/16 | Clark, Walter H.. — Sep 2 1952 | |
| Folder 24/17 | Clark, William G.. — Mar 5 1973-Mar 19 1973 | |
| Folder 24/18 | Clarke, Bob. — Jan 19 1971 | |
| Folder 24/19 | Cleary, John Thomas. — May 23 1955-May 13 1959 | |
| Folder 24/20 | Clemente, Carmine D.. — Feb 4 1964-Aug 17 1978 | |
| Folder 24/21 | Clemmens, Raymond L.. — Nov 27 1961 | |
| Folder 24/22 | Clendenning, John. — Jan 16 1957 | |
| Folder 24/23 | Clennon, Cile. — n.d. | |
| Folder 24/24 | Cleveland, Mary E.. — Apr 11 1963 | |
| Folder 24/25 | Clifford, Ralph Elting. — Oct 28 1943-May 13 1955 | |
| Folder 24/26 | Clifford, Roie. — Oct 29 1947-Jan 27 1950 | |
| Folder 24/27 | Clifford, Thomas. — Feb 6 1945-Nov 19 1947 | |
| Folder 24/28 | Clinton, Richard. — Feb 21 1968-Dec 1976 | |
| Folder 24/28 | Clinton, Susan. — Feb 21 1968-Dec 1976 | |
| Folder 24/29 | Clothier, Florence. — Mar 14 1973 | |
| Folder 24/30 | Clynes, Manfred. — Feb 26 1960 | |
| Folder 24/31 | Cobb. — Jan 2 1946 | |
| Folder 24/32 | Cobb, Stanley. — Sep 2 1938-Dec 13 1946 | |
| Folder 24/33 | Cobb, Stanley. — Oct 23 1947-Nov 27 1963 | |
| Folder 24/34 | Cobin, Reva. — n.d. | |
| Folder 24/35 | Coburn, H. E.. — Dec 31 1944-Jan 9 1945 | |
| Folder 24/37 | Cocutz, John T.. — Jan 16 1952-Apr 1 1952 | |
| Folder 24/38 | Cohen, David H.. — Jan 14 1969-Nov 18 1976 | |
| Folder 24/39 | Cohen, Isadora. — Apr 22 1942-Feb 9 1949 | |
| Folder 24/40 | Cohen, Jozef. — Oct 23 1970 | |
| Folder 24/41 | Cohen, Leila. — Nov 3 1964-Feb 4 1965 | |
| Folder 24/42 | Cohen, Mandel H.. — Mar 21 1947-Mar 31 1947 | |
| Folder 24/43 | Cohen, Milton H.. — Nov 23 1976 | |
| Folder 24/44 | Cohen, Morton. — Dec 1 1956 | |
| Folder 24/45 | Cohen, Phineas. — Sep 27 1945-Dec 15 1955 | |
| Folder 24/46 | Cohen, Sanford I.. — Dec 10 1957 | |
| Folder 24/47 | Cohn, Clarence. — Mar 24 1948 | |
| Folder 24/48 | Cohn, Edwin J.. — Jun 29 1945 | |
| Folder 24/49 | Cole, Melvin. — Nov 1 1961 | |
| Folder 24/50 | Cole, Michael. — Jul 18 1972 | |
| Folder 24/51 | Coleman, Earl M.. — Sep 19 1957 | |
| Folder 24/52 | Coleman, Paul D.. — Feb 21 1963 | |
| Folder 24/53 | Coleman, Tinsley. — May 20 1944-May 22 1944 | |
| Folder 24/54 | Collias, N. E.. — Jul 30 1953 | |
| Folder 24/55 | Collier, H. B.. — Jun 22 1939 | |
| Folder 24/56 | Collins, Glenn. — Jul 29 1963 | |
| Folder 24/57 | Colston, J. A. Campbell. — Jan 4 1940-Jun 14 1958 | |
| Folder 24/58 | Colton, Ethan T. Sr.. — Apr 18 1963 | |
| Folder 24/59 | Colwell, Kent. — Mar 18 1935 | |
| Folder 24/60 | Commanduras, Peter. — Mar 9 1971 | |
| Folder 24/61 | Commins, Saxe. — Mar 1 1936-May 4 1936 | |
| Folder 24/62 | Conant, James B.. — Oct 17 1952 | |
| Folder 24/63 | Conde Lopez, Valentin. — Sep 4 1970-Jan 31 1972 | |
| Folder 24/64 | Cone, Benjamin. — Apr 11 1978 | |
| Folder 24/65 | Conley, Lockwood C.. — Jun 15 1978 | |
| Folder 24/66 | Conn, Jacob H.. — Dec 27 1948-Dec 23 1975 | |
| Folder 24/67 | Conn-Bicker, Frances. — Nov 19 1948 | |
| Folder 24/68 | Connolly, John E.. — Jul 20 1959 | |
| Folder 24/69 | Conte, Louis R.. — Dec 17 1960-Dec 24 1966 | |
| Folder 24/70 | Cook, Ellsworth B.. — Feb 7 1964 | |
| Folder 24/71 | Cook, Leonard. — Mar 1959 | |
| Folder 24/72 | Cook, Stuart. — Jun 10 1939-Jun 26 1940 | |
| Folder 24/73 | Cooper, Linn. — Mar 18 1951-Nov 1 1951 | |
| Folder 24/74 | Cope, Gerald W.. — Mar 2 1956 | |
| Folder 24/75 | Cope, Zachary. — Mar 21 1963-May 21 1963 | |
| Folder 24/76 | Coppola, Armando R.. — Feb 18 1942-Sep 23 1942 | |
| Folder 24/77 | Corbeille, Catherine. — Jan 17 1950-Mar 25 1970 | |
| Folder 24/78 | Cornelison, Floyd S. Jr.. — Dec 16 1965 | |
| Folder 24/79 | Corner, George W.. — Jan 9 1946 | |
| Folder 24/80 | Cornish, John. — Aug 7 1969 | |
| Folder 24/81 | Cornsweet, Albert C.. — Sep 12 1939-Apr 30 1941 | |
| Folder 24/82 | Corson, Samuel A.. — Aug 12 1955-Dec 21 1964 | |
| Folder 24/83 | Corson, Samuel A.. — Jan 4 1965-Aug 4 1969 | |
| Folder 24/84 | Corson, Samuel A.. — Apr 9 1970-Dec 1978 | |
| Box 25 | Coul-Day | |
| Folder 25/1 | Coulbourn, John E.. — Mar 9 1968 | |
| Folder 25/2 | Coulter, Michelle. — Mar 16 1966-May 16 1966 | |
| Folder 25/3 | Cowgill, George R.. — Dec 22 1939 | |
| Folder 25/4 | Cox, Sam. — Apr 24 1970-May 1 1970 | |
| Folder 25/5 | Craig, Lowrey. — n..d | |
| Folder 25/6 | Craig, Robert. — Feb 23 1938 | |
| Folder 25/7 | Craven, W. H.. — Sep 21 1953 | |
| Folder 25/8 | Creasy, Henry. — Nov 15 1958 | |
| Folder 25/9 | Crespi, Leo P.. — Sep 21 1946-Oct 11 1946 | |
| Folder 25/10 | Cristini, Gabriella. — Dec 10 1971 | |
| Folder 25/11 | Critchley, MacDonald. — Mar 31 1960-May 10 1965 | |
| Folder 25/12 | Crisp, Arthur. — Oct 15 1971 | |
| Folder 25/13 | Crooks, Judith. — Feb 25 1962-Feb 27 1962 | |
| Folder 25/14 | Crosby, Edwin L.. — Apr 25 1946-Jun 9 1948 | |
| Folder 25/15 | Croshaw, J. Ellis. — Feb 9 1959 | |
| Folder 25/16 | Crowder, J. S.. — Dec 16 1940 | |
| Folder 25/17 | Crowe, Philip K.. — Dec 2 1957-Dec 9 1957 | |
| Folder 25/18 | Crowe, Samuel J.. — Nov 17 1936-Feb 18 1941 | |
| Folder 25/19 | Cruickshank, William M.. — Sep 21 1950 | |
| Folder 25/20 | Csaba, Elmer. — Jul 14 1967-Mar 12 1969 | |
| Folder 25/21 | Culbreth, Wanda. — Sep 18 1967 | |
| Folder 25/22 | Cullen, Joseph W.. — Jun 3 1965-Dec 15 1976 | |
| Folder 25/23 | Culler, Elmer A.. — Apr 14 1936-Jun 22 1947 | |
| Folder 25/24 | Cunningham, Frank J.. — Apr 18 1960-Sep 13 1964 | |
| Folder 25/25 | Curran, Desmond. — Jun14 1934-Feb 8 1980 | |
| Folder 25/26 | Curran, Margot. — Dec 3 1964-Jul 2 1978 | |
| Folder 25/27 | Curtis, Natalie J.. — Feb 21 1942 | |
| Folder 25/28 | Cushing, Harvey. — Apr 11 1932 | |
| Folder 25/29 | Cushner, Harvey. — Apr 4 1962 | |
| Folder 25/30 | Cutler, John. — Apr 29 1962 | |
| Folder 25/31 | Cutt, Roger A.. — May 21 1965 | |
| Folder 25/32 | Czubalski, Fr.. — Aug 1 1957-Jul 14 1960 |