No.	Title	Date
641	Photographs mainly of Marjory Stoneman Douglas, 1923-1926.	1926
642	Photographs of plants approximately 1913-1934 / collected and captioned by Gifford.	1934
643	Photographs of Royal Palm State Park, approximately 1916-1925 / collected and captioned by John Gifford.	1925
644	Photographs of Tamiami Trail, Everglades City, Chatham Bend, agriculture and Jaudon's businesses, 1903-1930.	1930
645	Physiological responses of red mangroves to the climate in the Florida Everglades	2009
646	Pineland	1925
647	Pinelands near Coconut Grove, circa 1890.	1890
648	Pioneer life in the Everglades, 1889-1910.	1910
649	Plant Communities of Water Conservation Area 3A : Base-Line Documentation Prior to the Operation of S-339 and S-340	1983-05
650	Plants of Everglades National Park: A Preliminary Checklist of Vascular Plants	1983-10
651	Poems	1910/1920
652	Population Characteristics, Food Habits and Spawning Activity of Spotted Seatrout, Cynoscion nebulosus, in Everglades National Park, Florida	1982-06
653	Population Dynamics and Conservation of Snail Kites in Florida: The Importance of Spatial and Temporal Scale	1997
654	Population Structure, Food Habits, and Spawning Activity of Gray Snapper, Lutjanus griseus, in Everglades National Park	1983-04
655	Possible park panthers	1977
656	Postcard showing area Everglades National Park will cover in South Florida	1930/1939
657	Potential Ecological Consequences of Climate Change in South florida and the Everglades	2009
658	Preliminary analysis of a field-scale herbicide application of Aquathol K to control Hydrilla verticillata in Stormwater Treatment Area 2, Cell 3	2005-07
659	Preliminary Analysis of Stormwater Treatment Area 5 (STA-5) Performance: Calcium, Alkalinity and CaCO3 Saturation	2005-05
660	Preliminary assessments of drainage impacts in the East Everglades area of Dade County	1981-10