Results for "Twitter"
Roy Clarke Using a Microbalance
- Date: c. 1960-1962
- Creator: Unknown
- Creator: Unknown
Smithsonian Meteorite Scientists
- Date: c. 1981
- Creator: Unknown
- Creator: Unknown
Smithsonian Art Commission Meeting, 1965
- Date: 1965
- Creator: Unknown
- Creator: Unknown
Smithsonian Art Commission Meeting, 1964
- Date: 1964
- Creator: Unknown
- Creator: Unknown
Insect Collection Is Moved
- Date: 1962
- Creator: Unknown
- Creator: Unknown
J. F. Gates Clarke and Waldo LaSalle Schmitt
- Date: 1956
- Creator: Unknown
- Creator: Unknown
Smithsonian Art Commission Meeting, 1963
- Date: 1963
- Creator: Unknown
- Creator: Unknown
J. F. Gates Clarke, Edward A. Chapin and John Riley
- Date: 1948
- Creator: Unknown
- Creator: Unknown
Roy S. Clarke, Jr., Representative John Edgar Chenoweth and Edward P. Henderson Study the F Meteorites at the NMNH
- Date: 1964
- Creator: Unknown
- Creator: Unknown
Dr. Roy S. Clarke, Jr with the Old Woman Meteorite
- Date: 1978
- Creator: Unknown
- Creator: Unknown
Dr. Roy S. Clarke, Jr. Monitors the Cutting of the Old Woman Meteorite
- Date: 1978
- Creator: Unknown
- Creator: Unknown
National Academy of Sciences Meeting, Smithsonian Institution Building
- Date: April 1874
- Creator: Unknown
- Creator: Unknown
