Results for "African Americans -- Washington (D.C.)"
Scientists at the Canal Zone Biological Area
- Date: 1936
- Creator: Unknown
- Creator: Unknown
Reconstruction of Joseph Henry's Original Oscillating Electromagnet Motor
- Date: c. 1830s
- Creator: Unknown
- Creator: Unknown
Canopy Crane at SERC
- Date: 1994
- Creator: Tinsley, Jeffrey Wayne 1947-2017
- Creator: Tinsley, Jeffrey Wayne 1947-2017
Kurt Fredriksson
- Date: 1967
- Creator: Unknown
- Creator: Unknown
Dr. Judith Blake
- Date: 1990
- Creator: Dougherty, Harold E
- Creator: Dougherty, Harold E
T. Dale Stewart Measuring Skull
- Date: c. 1976
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Observatory at Mt. Montezuma, Chile
- Date: c. 1920
- Creator: Unknown
- Creator: Unknown
Measuring Marsh Grass Productivity
- Date: 1979
- Creator: Unknown
- Creator: Unknown
Dr. Elisabeth Gantt
- Date: 1979
- Creator: Hofmeister, Richard K
- Creator: Hofmeister, Richard K
Installation of Multiple Mirror Telescope
- Date: 1978
- Creator: Chacon, Vicki
- Creator: Chacon, Vicki
Smithsonian Replica of Joseph Henry's Princeton Oscillating Electromagnet Motor
- Date: c. 1830s
- Creator: Unknown
- Creator: Unknown
Daniel Appleman
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
