Titles
- [Legrand Bremmer Byington]5
- [Leon Orris Jacobson]5
- [Leroy E. Burney]5
- [Lewis R. Thompson]5
- [Lifecycle of a moth]5
- [Lt. Col. Robert L. Carswell]5
- [Ludvig Hektoen]5
- [Malaria control]5
- [Marshall W. Nirenberg]5
- [Martin M. Cummings]5
- [Matthew A. DeLaney]5
- [Military personnel]5
- [Mrs. McGrath]5
- [NIH- NMAC Production]5
- [Octavius M. Spencer]5
- [Oro H. Cox]5
- [Orthopedics]5
- [Otis L. Anderson]5
- [Paul F. Straub]5
- [Photograph of the rotunda mosaic]5