No.	Title	Date
1	Correspondence	1929
2	Correspondence relating to Cape Sable and to sugar cultivation	1924
3	Correspondence relating to Everglades peat as a potential fuel source	1924
4	Correspondence relating to sugar cane, limestone, water, and peat	1917
5	Correspondence with Robert Ranson	1926
6	Correspondence with Robert Ranson	1926