Nautical charts. Puerto Rico, south coast, W. I., Jobos Harbor and Rincon Bay, topography by Coast and Geodetic Survey in 1899 and 1926, supplemented by surveys from other sources to 1927, hydrography by Coast and Geodetic Survey in 1899 and 1906, supplemented by surveys in Jobos Harbor by U. S. engineers in 1939; no. 909. Scale 1:20,000.