This file contains correspondence with the Life Sciences division regarding the El Segundo sand dunes, a collecting expedition to Africa, work in the diorama halls and includes correspondence with Maurice A. Machris regarding the Arabian Oryx diorama.

This file contains correspondence regarding the Lizard Island Reef research station and includes gift and donation records.

This file contains correspondence and hunting permits for the Logan expedition to British Columbia and includes planning for a stone sheep habitat group.

This file contains correspondence and funding records for the Logan Central African expedition of 1981 and includes information on the okapi and gorilla groups.

Oversize photograph of expedition base camp on the 1956 Machris Brazil expedition.

Oversize photograph of Caraja Indian village at Santa Isabel, Ilha do Bananal, Central Goias, Brazil.

Oversize photograph of Herbert F. Berla, ornithologist from the Brazil Musuem, preparing a rhen specimen in the field on the 1956 Machris Brazil expedition.

Oversize photograph of expedition camp on the 1956 Machris Brazil expedition.

Oversize photograph of expedition camp on the 1956 Machris Brazil expedition.

This file contains a photo of river boat operators on the Machris Brazil Expedition in Rio Tocantins, Goias, Brazil.