No.	Title	Date
261	Jack Kaufman discusses growth in the Florida Defenders of the Environment and the Cross Florida Barge Canal
262	Jack Kaufman gives the true meaning of “Endangered” in relation to the Florida Panther
263	Jack Kaufman recounts his experiences working with the Florida Defenders of the Environment
264	Jack Kaufman speaks on the continuing battle to protect Florida's Environment
265	Jack Kaufman talks about Florida Defenders of the Environment
266	Jack Kaufman talks about how there is more environmental awareness than in previous decades
267	John Gifford inspecting a melaleuca branch, Davie, June 4, 1938.	1938
268	The Knockabout club in the Everglades	1887
269	A lady sitting on the fallen tree in the jungle and Everglades	1907
270	Lake Okeechobee and environs, 1912-1916	1916
271	Landscape patterns of periphyton in the Florida Everglades	2011
272	Landscapes, circa 1890-1910	1910
273	Landscapes in the Miami region, approximately 1897-1899	1899
274	The least known wilderness of America
275	The least known wilderness of America	1917
276	The least known wilderness of America	1917
277	Letter and clipping pertaining to 1922 trip across the Everglades.
278	Letter from Duncan U. Fletcher	1913
279	Letter from Joseph K. (Tahan) Griffis	1912
280	Letter from Nathaniel S. Thomas	1931