- Daniel Nathans with his wife Joanne, and Anne McKusick at Evergreen House1
- Daniel Nathans with other recipients of the National Medal of Science along with President Bill Clinton and Vice-President Al Gore1
- Daniel Nathans with research fellows in the Microbiology Department Lab at Johns Hopkins University School of Medicine1
- Daniel Nathans working in lab1
- Daniel Nathans, holding camera in crowd, in China1
- Daniel Steinberg and Donald Fredrickson, of the lab of Cellular Physiology and Metabolism, National Heart Institute, and Gordon Tomkins, National Institute of Arthritis and Metabolic Diseases1
- David Baltimore speaking at the February 1976 NIH Director's Advisory Committee Meeting on Recombinant DNA1
- David Hamburg1
- David Hogness speaking at the February 1976 NIH Director's Advisory Committee Meeting on Recombinant DNA1
- David Valle and Daniel Nathans at Shanghai Gardens, China1
- Dayroom scene of patients at the State Hospital for the Negro Insane at Taft, Oklahoma1
- De-lousing clothing on a street corner in Mitrihena, Egypt1
- DeWitt Stetten, Jr.1
- Delbert Philpott and Andrew Szent-Gyorgyi admiring their first successful electron micrograph of a protein crystal1
- Delbert Philpott operating an electron microscope at the Woods Hole Marine Biological Laboratory1
- Delbert Philpott setting up equipment at the Woods Hole Marine Biological Laboratory1
- Delbert Philpott with the electron microscope at the Marine Biological Laboratory at Woods Hole, Massachusetts1
- Department of Anesthesiology at University of Wisconsin Medical School1
- Destruction of Biological Warfare Agents at Pine Bluff Arsenals, Arkansas1
- Detail from a photo of Edward Freis at age 861