A. Gomez and C. Koford at New Office in Canal Zone, by Unknown, c. 1956-57, Smithsonian Archives - History Div, Adela Gomez, administrative officer, and Carl Koford, director, of the Canal Zone Biological Area (CZBA), now the Smithsonian Tropical Research Institute, during Koford's brief tenure as director during the 1950s. They are standing in front of their new office at 5145 Diablo Heights, Canal Zone, under a sign for the CZBA..