Results for "Smithsonian Institution. Assistant Secretary for Research"
Isabel Franco and Alexander Wetmore in Rio Mensabé
- Date: March 26, 1948
- Creator: Unknown
- Creator: Unknown
- Mixed Archival Materials
Expedition History, 1918
- Date: 1918 1918-1918
- Creator: Joseph Nelson Rose Botanical Explorations in Ecuador (1918)
- Authority Record/EAC
Terry-Holden Expedition, 1937
- Date: 1937 - 1938
- Online Publications
Joseph Henry's Letter to John Torrey (December 30, 1860 - January 4, 1861)
- Date: December 30, 1860 - January 4, 1861 Civil War, 1861-1865
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
- Authority Record/EAC
Hayden's U. S. Geological Survey: Expedition to Colorado (1873)
- Date: 1873 - 1873
- Authority Record/EAC
California Geological Survey (1860 - 1874)
- Date: 1860 - 1874
- Smithsonian Legal Document
An Act To provide for the conservation of endangered and threatened species of fish, wildlife, and plants, and for other purposes
- Date: 1974 12/28/1973
- Creator: 93d Congress, Sess. 1, 1973
- Creator: 93d Congress, Sess. 1, 1973
Dr. Elisabeth Gantt
- Date: 1979
- Creator: Hofmeister, Richard K
- Creator: Hofmeister, Richard K
John Sager Measuring Lettuce Leaf Area
- Date: 1980
- Creator: Hofmeister, Richard K
- Creator: Hofmeister, Richard K
A Small Clearing on Barro Colorado Island
- Date: 1923-1924
- Creator: Hitchcock, A. S (Albert Spear) 1865-1935
- Creator: Hitchcock, A. S (Albert Spear) 1865-1935
Barro Colorado Island -- Vegetation Next to a Clearing
- Date: 1923-1924
- Creator: Hitchcock, A. S (Albert Spear) 1865-1935
- Creator: Hitchcock, A. S (Albert Spear) 1865-1935
Barro Colorado Island -- The Approach to the Landing
- Date: 1923-1924
- Creator: Hitchcock, A. S (Albert Spear) 1865-1935
- Creator: Hitchcock, A. S (Albert Spear) 1865-1935
