Results for "National Museum of History and Technology (U.S.)"
Leo J. Hickey Holding a Red Leaf
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Leo J. Hickey Comparing Fossil Leaf
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Leo J. Hickey
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Leo J. Hickey
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Mary Skinner at Work
- Date: c. 1985
- Creator: Dougherty, Harold E
- Creator: Dougherty, Harold E
Stanley Yankowski with Microscope
- Date: 1993
- Creator: Strauss, Richard
- Creator: Strauss, Richard
Thomas Soderstrom Packing Equipment
- Date: 1969
- Creator: Unknown
- Creator: Unknown
Examination of Plant Specimens
- Date: 1978
- Creator: Hofmeister, Richard K
- Creator: Hofmeister, Richard K
F. Raymond Fosberg with Plant Collection
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Thomas Soderstrom Packs Equipment For a Plant Gathering Expedition in Ceylon
- Date: 1965 September 1969
- Creator: Smithsonian Institution Photographic Services Division
F. Raymond Fosberg
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Dr. Mason Hale - Using Lichens to Measure Lead Pollution
- Date: 1979
- Creator: Dougherty, Harold E
- Creator: Dougherty, Harold E
