Results for "National Science Resources Center (U.S.)"
Betsy Heck Demonstrating Physignotrace
- Date: c. 1986
- Creator: Unknown
- Creator: Unknown
Adelyn Dohme Breeskin
- Date: Unknown, c. 1985
- Creator: Unknown
- Creator: Unknown
Adelyn Dohme Breeskin
- Date: c. 1985
- Creator: Unknown
- Creator: Unknown
Waldo LaSalle Schmitt
- Date: 1965
- Creator: Unknown
- Creator: Unknown
Sylvester Rosa Koehler, 1837-1900
- Date: c. 1890s
- Creator: Unknown
- Creator: Unknown
Portrait of William Henry Holmes
- Date: 1931
- Creator: Unknown
- Creator: Unknown
G. Arthur Cooper Portrait Presentation
- Date: 1965
- Creator: Unknown
- Creator: Unknown
Harrison Gray Dyar
- Date: c. 1920s
- Creator: Unknown
- Creator: Unknown
Portrait of Roxie Laybourne
- Date: c. 1990
- Creator: Unknown
- Creator: Unknown
