Overview James Abram Garfield Rehn (1881-1965) was the Curator of Insects at the Academy of Natural Sciences of Philadelphia from 1933 to 1965. He specialized in the study of Orthoptera and was the author of approximately three hundred forty papers on that group between 1905 and 1965. Rehn’s field research includes over thirty seasons of collecting in various locations throughout the United States, Central America and Africa.This collection contains twenty-eight volumes of Rehn's field...

Scope and Contents This journal provides a description of Rehn's 1931 expedition to Mato Grosso, Brazil from May 1st to October 27th. The journal describes preliminary events in New York (page 1) and at sea (pages 1 to 9), ports along the way (Bermuda and Rio De Janeiro), the expedition (pages 10 to 213), and the return trip (pages 213 to 222).The final pages of this volume contain an expense report (page 299), a list of acknowledgement recipients (page 300), and a collection of contact addresses...