The field book documents the specimen collecting of Robert and Shirley Hoerle in Florida, c. 1964-1972. At the beginning of the volume is a list of locations with number ranges. Entries are organized by number (23590 to 25221), though not all numbers include content. Details include location, description of terrain, and date. Locations are along canals. They include Bessey Creek, Twenty Mile Bend, Big Bill Ranch, Miami Canal, Kissimmee River, "Alligator Alley", and Sarasota.
Many of SIA's holdings are located off-site, and advance notice is recommended to consult a collection. Please email the SIA Reference Team at osiaref@si.edu.