F. Vitola & Deer on Barro Colorado Island, by Unknown, c.1940, Smithsonian Archives - History Div, Francisco "Chi Chi" Vitola, chief of labor force for the Canal Zone Biological Area (CZBA), feeds a deer on Barro Colorado Island in the Panama Canal Zone. The CZBA was transferred to the Smithsonian in 1924 and in 1946 was renamed the Smithsonian Tropical Research Institute..