No.	Title	Date
1	Excerpts from Tropic magazine	1914
2	Excerpts from Tropic magazine	1916
3	Lake Okeechobee and environs, 1912-1916	1916
4	Narrative of a cruise to Lake Okeechobee	1918
5	Correspondence	1926
6	Photographs of plants approximately 1913-1934 / collected and captioned by Gifford.	1934
7	Everglades Experiment Station for Lake Okeechobee District at Belle Glade, Fla.	1941
8	Program of Lake Okeechobee investigations	1973
9	Report on progress of hydrologic, water quality and land use studies in the Kissimmee River Watershed and Lake Okeechobee	1974
10	Supplemental Water Use in the Everglades Agricultural Area	1974
11	Chemical and biological investigations of Lake Okeechobee, January 1973 - June 1974 : interim report	1975-03
12	Interdisciplinary models and optimization techniques used in water resources planning.	1975-06
13	Landsat investigation of water quality in Lake Okeechobee	1977-03
14	Phytoplankton and Primary Productivity Studies in Lake Okeechobee During 1974	1977-06
15	Overview of Cooperative Water Quality Studies in the Everglades Agricultural Area and Lake Okeechobee	1978-07
16	Hydrogeologic data collected from the upper East Coast Planning Area, South Florida Water Management District	1980-05
17	Hydrogeologic investigation along eastern portions of Lake Okeechobee	1980-08
18	Lake Okeechobee water quality studies and eutrophication assessment	1981-05
19	Lake Okeechobee water quality, April 1980-March 1981 : technical memorandum	1982-03
20	Lake Okeechobee water quality, April 1981-March 1982 : technical memorandum	1983-01