Stanley Field British Guiana Expedition of 1922

The Stanley Field British Guiana Expedition of 1922 (2 March 1922 - September 1922) was a botanical expedition undertaken by The Field Museum of Natural History of Chicago, Illinois. The purpose of the expedition was to obtain botanical specimens for plant reproductions, exhibit displays, and further research in the museum's Department of Botany.

Source: Wikipedia — Stanley Field British Guiana Expedition of 1922 (CC BY-SA 4.0)