Results for "National Science Resources Center (U.S.)"
Dr. Henri Pittier, Ocumare de la Costa, Venezuela
- Date: October 24, 1937
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Watson M. Perrygo and Alexander Wetmore
- Date: March 14, 1952
- Creator: Unknown
- Creator: Unknown
Watson M. Perrygo on a Field Collecting Trip to Panama
- Date: April 11, 1947
- Creator: Unknown
- Creator: Unknown
William Healey Dall Wearing his Expedition Uniform
- Date: July 9, 1865
- Creator: Unknown
- Creator: Unknown
Jose, Fulo Arosemena, and Watson M. Perrygo in Panama
- Date: March 3, 1948
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
View of Waterfall in Brazil, by Mary Agnes Chase
- Date: 1929
- Creator: Chase, Agnes 1869-1963
- Creator: Chase, Agnes 1869-1963
Perrygo Drinking a Royal Crown Cola in Panama
- Date: March 24, 1948
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Expedition Members Lifting Titanotherium Specimen
- Date: 1931-1932 Miocene Oligocene
- Creator: Unknown
- Creator: Unknown
Expedition Member Working on Titanotherium Skeleton
- Date: 1931-1932 Miocene Oligocene
- Creator: Unknown
- Creator: Unknown
Two Men Uncovering Fossil Sp. 20-27
- Date: 1931-1932 Miocene Oligocene
- Creator: Unknown
- Creator: Unknown
Fossil Beds Near the Pierre Shale
- Date: 1931-1932 Miocene Oligocene
- Creator: Unknown
- Creator: Unknown
Watson M. Perrygo with Drying Bird Skins Collected on a Field Trip to Panama
- Date: April 16, 1947
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
