Results for "National Science Foundation (U.S.)"
National Academy of Sciences Meeting, Smithsonian Institution Building
- Date: April 1874
- Creator: Unknown
- Creator: Unknown
National Academy of Sciences Meeting, Smithsonian Institution Building
- Date: April 1874
- Creator: Unknown
- Creator: Unknown
Roy Clarke
- Date: 1989
- Creator: Penland, Dane A
- Creator: Penland, Dane A
National Museum of Natural History - Roy S. Clarke and Brian H. Mason Examine Meteorite
- Date: 1971 January 27, 1971
- Creator: Smithsonian Institution Photographic Services Division
Frank Wigglesworth Clarke (1847-1931)
Frank Wigglesworth Clarke (1847-1931)
Roy Clarke Using a Microbalance
- Date: c. 1960-1962
- Creator: Unknown
- Creator: Unknown
Mineralogists at Work
- Date: 1969
- Creator: Unknown
- Creator: Unknown
Smithsonian Meteorite Scientists
- Date: c. 1981
- Creator: Unknown
- Creator: Unknown
Dr. Roy S. Clarke, Jr. and Brian Mason
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Dr. Roy S. Clarke, Jr. and Brian Mason
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Dr. Roy S. Clarke, Jr. and Brian Mason
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
