|
Research. 1930s automobile in desert landscape.
|
|
|
Earthwatch 1979.
|
|
|
Dr. Walter Lewis in USAF helicopter.
|
|
|
Susan Verhoek, Dr. John Ridgway, Col. A.V. Zaborowski, USAF, Dr. Andre Robyns.
|
|
|
Allbrook Air Force Base, Panama Canal Zone.
|
|
|
Madden Lake, Panama
|
|
|
Madden Lake/Dam, Panama
|
|
|
Alan Covich on Chicunque River in Panama. Sept. 1964 Bulletin cover. Negative available at PHO 2007-0238. Same as PHO 2007-0239.
|
|
|
Giant herb (Gunnera insignis). Vol. 31 - Oct. 1943, p. 159. Same as PHO 2007-0241.
|
|
|
Dr. John Dwyer collecting plants.
|
|
