41. [Typing catalog cards] Publication: [1943?] Subject(s): Libraries, MedicalLibrary Technical ServicesNational Library of Medicine (U.S.)
42. [Women working in the processing section] Publication: [1948?] Subject(s): Libraries, MedicalLibrary MaterialsLibrary Technical ServicesNational Library of Medicine (U.S.)
43. [Working with catalog cards] Publication: [1948?] Subject(s): Libraries, MedicalLibrary MaterialsLibrary Technical ServicesNational Library of Medicine (U.S.)