21. [Patrons in the reading room] Publication: [196-?] Subject(s): Libraries, MedicalLibrary MaterialsNational Library of Medicine (U.S.). Reference Services Division.
22. Main reading room of the National Library of Medicine Author(s): Bredland, Ralph. Publication: 1969 Subject(s): Libraries, MedicalLibrary MaterialsAfrican AmericansNational Library of Medicine (U.S.). Reference Services Division.
23. [Stacks in RSD/PSD] Publication: [196-?] Subject(s): Library MaterialsNational Library of Medicine (U.S.). Reference Services Division.
24. [Book trucks in main aisle of stacks] Publication: [196-?] Subject(s): Library MaterialsNational Library of Medicine (U.S.). Reference Services Division.
25. [Woman standing in the RSD/PSD stacks] Publication: [196-?] Subject(s): Library MaterialsNational Library of Medicine (U.S.). Reference Services Division.
26. [Man sitting at the end of the RSD/PSD stacks] Publication: [196-?] Subject(s): Library MaterialsNational Library of Medicine (U.S.). Reference Services Division.
27. [Mr. Bragg in the RSD/PSD stacks] Publication: [1963?] Subject(s): Library MaterialsAfrican AmericansNational Library of Medicine (U.S.). Reference Services Division.
28. Maxine (Kennedy) Hanke in stack area Publication: [196-?] Subject(s): LibrariansLibrary MaterialsNational Library of Medicine (U.S.). Reference Services Division.
29. [Maxine Hanke shelves a book in the RSD/PSD stacks] Publication: [196-?] Subject(s): LibrariansLibrary MaterialsNational Library of Medicine (U.S.). Reference Services Division.
30. [Maxine Hanke standing in front of a RSD/PSD stack] Publication: [196-?] Subject(s): LibrariansLibrary MaterialsNational Library of Medicine (U.S.). Reference Services Division.