64. [Asian immigrants arriving at the Immigration Station on Angel Island near San Francisco, California] Publication: [1931] Subject(s): Emigrants and ImmigrantsEmigration and ImmigrationAngel Island (Calif.)
66. U.S. Army. General Hospital No. 30, Plattsburg, N.Y: Medical Department Detachment, Plattsburg Barracks
67. [Testing an Asian immigrant at the Immigration Station on Angel Island, San Francisco, California] Publication: 1931 Subject(s): Emigration and ImmigrationAsian Continental Ancestry GroupCalifornia
68. The forgotten frontier Author(s): Patterson, Mary Marvin Breckinridge. Publication: [Hayden, KY] : The Nursing Services, [1931] Subject(s): Child Health ServicesMaternal Health ServicesNursing ServicesRural HealthKentucky
69. Letter from Henry Swan to his father Publication: Produced: 30 April 1931 Archival Collection: The Henry Swan Papers (Profiles in Science)
70. Letter to Henry Swan from his father Publication: Produced: 5 May 1931 Archival Collection: The Henry Swan Papers (Profiles in Science)