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Susan Verhoek, Dr. John Ridgway, Col. A.V. Zaborowski, USAF, Dr. Andre Robyns.
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Allbrook Air Force Base, Panama Canal Zone.
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Madden Lake, Panama
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Madden Lake/Dam, Panama
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Alan Covich on Chicunque River in Panama. Sept. 1964 Bulletin cover. Negative available at PHO 2007-0238. Same as PHO 2007-0239.
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Giant herb (Gunnera insignis). Vol. 31 - Oct. 1943, p. 159. Same as PHO 2007-0241.
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Dr. John Dwyer collecting plants.
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Arthur C. Pillsbury in the time lapse film studio at the Missouri Botanical Garden in 1927. MBG Bulletin 1927, Vol. 15, no. 7, p. 111.
1927 |
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Arthur C. Pillsbury in time-lapse film studio at the Missouri Botanical Garden in 1927.
1927 |
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Tropical station. Vol. 22, pl. 5
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