- CJPE 23 Group : University of Chicago Correspondence, P-R
- CJPE 23/01 Folder : P
- CJPE 23/02 Folder : P
- CJPE 23/03 Folder : P
- CJPE 23/04 Folder : Patterson, David
- CJPE 23/05 Folder : Penfield, Dr. Wilder
- CJPE 23/06 Folder : Perlmutter, O.W.
- CJPE 23/07 Folder : Correspondence re: Society of Polish Neurosurgeons
- CJPE 23/08 Folder : Q
- CJPE 23/09 Folder : Q
- CJPE 23/10 Folder : R
- CJPE 23/11 Folder : R
- CJPE 24 Group : University of Chicago Correspondence, Ri-Sy
- CJPE 24/01 Folder : Ri-Rz
- CJPE 24/02 Folder : R-L
- CJPE 24/03 Folder : R-Z
- CJPE 24/04 Folder : Radiology
- CJPE 24/05 Folder : Reeves, Dr. David L.
- CJPE 24/06 Folder : Renner, Dr. George, Jr.
- CJPE 24/07 Folder : Rosi, Peter
- CJPE 24/08 Folder : Ryder Article
- CJPE 24/09 Folder : Sa-Sm
- CJPE 24/10 Folder : Sm-Sy
- CJPE 25 Group : University of Chicago Correspondence, S-V
- CJPE 25/01 Folder : Sa-Si (inclusive)
- CJPE 25/02 Folder : Sl-Sy
- CJPE 25/03 Folder : Sa-Sn (inclusive)
- CJPE 25/04 Folder : Si-Sw (inclusive)
- CJPE 25/05 Folder : Slemmer, Dr. Robert of Cincinnati
- CJPE 25/06 Folder : Spencer, Robert
- CJPE 25/07 Folder : T
- CJPE 25/08 Folder : T
- CJPE 25/09 Folder : T
- CJPE 25/10 Folder : Trapp, Maria
- CJPE 25/11 Folder : U
- CJPE 25/12 Folder : U
- CJPE 25/13 Folder : U
- CJPE 25/14 Folder : V
- CJPE 25/15 Folder : United States Senators
- CJPE 26 Group : University of Chicago Correspondence, Vel-Z
- CJPE 26/01 Folder : V
- CJPE 26/02 Folder : V
- CJPE 26/03 Folder : Velasco, Dr. (Dr. Manuel Velasco Suarez of Mexico City)
- CJPE 26/04 Folder : W
- CJPE 26/05 Folder : W
- CJPE 26/06 Folder : Walker, Dr. (60th Birthday)
- CJPE 26/07 Folder : W
- CJPE 26/08 Folder : XYZ
- CJPE 26/09 Folder : Y
- CJPE 26/10 Folder : Z
- CJPE 26/11 Folder : Zulch, Professor Klaus
- CJPE 27 Group : Personnel, Albers-Hardy
- CJPE 27/01 Folder : Albers, John E.
- CJPE 27/02 Folder : Barone, Dr. B.
- CJPE 27/03 Folder : EEG Laboratory
- CJPE 27/04 Folder : Brown, Robert
- CJPE 27/05 Folder : Case, Theodore
- CJPE 27/06 Folder : Dawley, Dr. John A.
- CJPE 27/07 Folder : Dunn, Vivian
- CJPE 27/08 Folder : Eugenio, Dr. Marco
- CJPE 27/09 Folder : Feuge, Dr. W.
- CJPE 27/10 Folder : Fink, Dr. Robert A.
- CJPE 27/11 Folder : Foltz, Eldon
- CJPE 27/12 Folder : Ganz, Mr. Edward
- CJPE 27/13 Folder : Gamez, Dr. Ramon
- CJPE 27/14 Folder : Garol, Dr. Yale
- CJPE 27/15 Folder : Hanna, Dr. Duke E., Jr.
- CJPE 27/16 Folder : Hardy, Dr. Warren
- CJPE 28 Group : Personnel, Harris-Jenkner
- CJPE 28/01 Folder : Harris, Dr. Basil
- CJPE 28/02 Folder : Hashemi, Dr. Mahmood
- CJPE 28/03 Folder : Hayner, Dr. Robert
- CJPE 28/04 Folder : Hekmatpanah, Dr. Javak
- CJPE 28/05 Folder : Herzberger, Dr. Eugene E.
- CJPE 28/06 Folder : Hopps, Christopher
- CJPE 28/07 Folder : Hosobuchi, Dr. Yoshio
- CJPE 28/08 Folder : Ishii, Dr. Shozo
- CJPE 28/09 Folder : Ishii, Dr. Shozo
- CJPE 28/10 Folder : Ishii, Dr. Shozo
- CJPE 28/11 Folder : Ishii, Dr. Shozo, Letters Concerning Replacement for
- CJPE 28/12 Folder : Jenkner, Dr. Fritz
- CJPE 29 Group : Personnel, Karaskk-Martonffy
- CJPE 29/01 Folder : Karasick, Dr. Jeffrey L.
- CJPE 29/02 Folder : Karasick, Dr. Jeffrey L.
- CJPE 29/03 Folder : Keegan, Dr. Harold
- CJPE 29/04 Folder : Kelly, Dr. William
- CJPE 29/05 Folder : Kennedy, Mrs. Thelma
- CJPE 29/06 Folder : Klun, Dr. Boris
- CJPE 29/07 Folder : Kimbell, Dr. Farris
- CJPE 29/08 Folder : Latin American Students
- CJPE 29/09 Folder : Lim, Dr. Ramon
- CJPE 29/10 Folder : Maillis, Dr. Maxwell S.
- CJPE 29/11 Folder : Martonffy, Dr. Denes
- CJPE 30 Group : Personnel, Matsumoto-Oka
- CJPE 30/01 Folder : Matsukado, Dr. Yasuhiko
- CJPE 30/02 Folder : Matsumoto, Dr. Satoshi
- CJPE 30/03 Folder : Mead, Dr. Carl O.
- CJPE 30/04 Folder : Mirandola, Dr. Guiseppi
- CJPE 30/05 Folder : Moody, Dr. Robert A.
- CJPE 30/06 Folder : Moore, Dr. William