1. [Separating antibodies from other proteins] Author(s): Joy, Thomas. Publication: 1969 Subject(s): LaboratoriesAfrican Americans
2. 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.
3. Miss Frances Joseph operates the preservation camera Author(s): Bredland, Ralph. Publication: 1969 Subject(s): MicrofilmingAfrican AmericansNational Library of Medicine (U.S.). Reference Services Division.
4. [Haloid Xerox copy flo machine] Publication: [1969?] Subject(s): MicrofilmingAfrican AmericansNational Library of Medicine (U.S.). Reference Services Division.
5. [Haloid Xerox copy flo machine] Publication: [1969?] Subject(s): MicrofilmingAfrican AmericansNational Library of Medicine (U.S.). Reference Services Division.
6. [Pearl Caldwell working with microfilm reels] Author(s): Bredland, Ralph. Publication: [1969?] Subject(s): MicrofilmingAfrican AmericansNational Library of Medicine (U.S.). Reference Services Division.
7. [Placing a book under microfilm camera's glass] Publication: [1969?] Subject(s): MicrofilmingAfrican AmericansNational Library of Medicine (U.S.). Reference Services Division.
8. Mrs. Pearl Caldwell operates the MacBeth densitometer Author(s): Bredland, Ralph. Publication: 1969 Subject(s): MicrofilmingAfrican AmericansNational Library of Medicine (U.S.). Reference Services Division.
9. [Microfilming material] Publication: [[1969?] Subject(s): MicrofilmingAfrican AmericansNational Library of Medicine (U.S.). Reference Services Division.
10. [Side view of the Haloid Xerox copy flo machine] Publication: [1969?] Subject(s): MicrofilmingAfrican AmericansNational Library of Medicine (U.S.). Reference Services Division.