[Collection of Charles B. Baker relating to aviation in British Guiana in the 1920s. Contains logbooks, newspaper clippings, photographs, charts and typescript account of Charles B. Baker's time as air mechanic in British Guiana. The collection focuses on E.E. Hodgkins' pioneering use of air transport and wireless telegraph communication to provide an ambulance seaplane service to his company (Real Daylight Balata Estates Ltd.) and others as required. 1 box]