No. Title Date
1 Ranger works on the Everglades National Park Service boat 1950/1959
2 Park ranger recording data in the Everglades National Park 1950/1959
3 Inspector working at the Boundary line, Everglades National Park 1950/1959
4 Everglades National Park workers speak on a dock 1950/1959
5 Everglades National Park ranger speaks through two-way radio 1959/1959