Surveys of portions of Dade, Broward and Palm Beach counties for the  Model Land Company, The Perrine Grant Land Company and the Boston & Florida Atlantic Coast Company. Included are Arch Creek, Homestead and Perrine. The surveys were undertaken by the Biscayne Engineering Company and the Everglades Engineering Company.

Elevations, renderings, plans, and details of houses, stores, churches, schools, office buildings, hotels, club houses, and apartments. Many of the drawings are notable for their draftsmanship. Structures represented in these drawings were built in Belle Isle, Coconut Grove, Coral Gables, Ft. Lauderdale, Homestead, Key Largo, Miami, Miami Beach, Miami Shores, and Star Island.

Significant buildings designed by DeGarmo and represented in these records include: Miami City Hall (1907) Demolished. -- McAllister Hotel (1916) 10 Biscayne Boulevard, Miami. Demolished. -- Miami Beach Community Church (1921) 500 Lincoln Road. -- Coral Gables Bank and Post Office (1924) Alhambra Circle, Coral Gables. -- St. Teresa (Convent) School (with Phineas Paist, 1924) Coral Gables. -- Colonnade Building (collaborator) Coral Gables. -- Douglas Entrance (collaborator) Coral Gables.