No.	Title	Date
21	PaHay-Okee (Stop 81-III) ( 20 photograph sets )
22	Paurotis Pond (Stop 81-VIII) ( 17 photograph sets )
23	The Post Eocene Stratigraphy of Southern Collier County, Florida	1983-07
24	Preliminary Evaluation of Hydrologic Data Collected from the C-103 basin, Dade County, Florida	1985-06
25	Preliminary Report on Buried Pre-Mesozoic Rocks in Florida and Adjacent States	1951-01
26	The Stratigraphy of the Floridan Aquifer System East and Northeast of Lake Okeechobee, Florida	1980-11
27	Tamiami Trail (Stop 81-I) ( 23 photograph sets )
28	Unknown ( 2 photograph sets )
29	X-Sect. Higher Magnification ( 7 photograph sets )
30	Young Cypress Head (Stop 81-V) ( 10 photograph sets )