No.	Title	Date
21	Supplemental Excavations at the Arch Creek Site	1972
22	Supplemental Excavations at Arch Creek: Second Week 4/16/72-4/22/72	1972
23	Letter from Harvey Ruvin to the Honorable Richard B, Stone Secretary of State, Miami Beach, Fla., April 12, 1972	1972-04-12
24	Letter from Maureen B. Harwitz to Mr. Ruvin, North Miami, Fla., May 5, 1972	1972-05-05
25	Letter from Harvey Ruvin to John Currie on behalf of U.S. Senator Lawton Chiles, Miami beach, Fla., May 9, 1972, regarding preservation of Arch Creek site	1972-05-09
26	Resolution Re Preservation of Arch Creek Site	1972-05-12
27	The Arch Creek Tract must be saved	1972-12-01
28	Collapse of the Arch Creek natural bridge	1973-02-21
29	Maureen Harwitz observes the collapsed natural bridge at Arch Creek Park	1973-02-21
30	Group of visitors standing by the collapsed Arch Creek natural bridge	1973-02-21
31	Arch Creek natural bridge collapses - view with NE 17th Avenue apartment buildings in the background	1973-02-21
32	The Arch Creek Site, Dade County	1975
33	Excavations at the Arch Creek Site, Dade County, Florida	1975-09
34	Letter from Thelma Peters, President Florida Historical Society, to Mrs. Adele Van Sciven, Miami, Florida, May 17, 1976	1976-05-17
35	Letter to Mayor Stephen P. Clark and members of the Board of County Commissioners, May 18, 1976	1976-05-18
36	Letter from Maureen B. Harwitz to Evelyn Holland, Majority House Office, Tallahassee, Fla., March 30, 1977	1977-03-30
37	Letter from Carlos Espinosa, Dade Water Management Division, to Mrs. Maureen Harwitz, Miami, Florida, December 8, 1979	1979-12-08
38	Alice Cohen, Founding Member of Arch Creek Trust	1980-1989
39	School Children Working at Arch Creek Park	1980/1989
40	Proposal for the Arch Creek Mill Archeological Investigation	1981-01