Results for "Scientific expeditions"
Henry van Horn
- Date: December 10, 1955
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Boat Landing at Juan Mina
- Date: January 20, 1955
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Rio Chagres at Santa Rosa
- Date: January 20, 1955
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Juan Mina Station
- Date: December 15, 1955
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Tall Grasses, Mindi, Canal Zone
- Date: circa 1910-1912
- Creator: Hitchcock, A. S (Albert Spear) 1865-1935
- Creator: Hitchcock, A. S (Albert Spear) 1865-1935
Cover to Charles Dwight Marsh's Notebook
- Date: 1912
- Creator: Marsh, C. Dwight (Charles Dwight)
- Creator: Marsh, C. Dwight (Charles Dwight)
Notebook Page of Charles Dwight Marsh
- Date: January 1912
- Creator: Marsh, C. Dwight (Charles Dwight)
- Creator: Marsh, C. Dwight (Charles Dwight)
Cover to Schwarz's Travel Log Book
- Date: 1911
- Creator: Schwarz, Eugene Amandus 1844-1928
- Creator: Schwarz, Eugene Amandus 1844-1928
Party of Scientists on Barro Colorado Island
- Date: c. 1923
- Creator: Hitchcock, A. S (Albert Spear) 1865-1935
- Creator: Hitchcock, A. S (Albert Spear) 1865-1935
Chiriqui Volcano, Panama
- Date: circa 1910-1911
- Creator: Pittier, Henri
- Creator: Pittier, Henri
James Zetek and Watson Perrygo
- Date: February 6, 1952
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Title Page for USDA "Memorandum of Expenses" Log
- Date: January-February 1911
- Creator: Schwarz, Eugene Amandus 1844-1928
- Creator: Schwarz, Eugene Amandus 1844-1928
