Charts. Duala Harbor, Cameroon River, west coast of Africa, from German surveys between 1891 and 1913, and French survey in 1921; with inset, Ambas Bay, Cameroon, from British survey in 1916: chart 2490. Scale naut. in.=4.9 in., natural scale 1:15,000.
Publication Title:
Duala Harbor, Cameroon River, west coast of Africa, from German surveys between 1891 and 1913, and French survey in 1921; with inset, Ambas Bay, Cameroon, from British survey in 1916: chart 2490. Scale naut. in.=4.9 in., natural scale 1:15,000.
Display Title:
Charts. Duala Harbor, Cameroon River, west coast of Africa, from German surveys between 1891 and 1913, and French survey in 1921; with inset, Ambas Bay, Cameroon, from British survey in 1916: chart 2490. Scale naut. in.=4.9 in., natural scale 1:15,000.
Corporate Agency Authors:
Hydrographic Office, Navigation Bureau, and Navy Department