Nice two-sheet 1869 American blueback chart of the South Atlantic Ocean region, from the Equator to 65 degrees South Latitude. It includes the coastlines of South America, Africa, and various islands within the South Atlantic, such as Saint Helena. The chart provides information on coastlines, depths, navigational hazards, and other essential details for maritime travel within this region.
The chart is based on the most recent British, French, and Brazilian authorities available at the time. It was published by the Hydrographic Office in Washington, under the superintendence of Commander Edward Simpson of the United States Navy. At the time of publication, the chart was priced at 55 cents.
The chart comprises two sheets, one for the South Atlantic western section and one for the eastern section. It is a detailed nautical chart, focusing on coastlines, depths, and navigational hazards. The chart features lines of equal magnetic variation for the year 1868, providing essential information for navigation using a magnetic compass.
Several insets are included on the chart, providing more detailed information on specific areas of interest. These insets are:
- Channel through the Abrolhos Banks.
- Sketch of the Manoel Luiz Bank by Mle Baron Roussin.
- Walvis Bay.
- Angra Pequena.
- Sketch of the Roadstead of St. Helena.
Overall, this 1869 blueback chart offers a comprehensive view of the South Atlantic Ocean for navigational purposes, incorporating the latest available information from various sources to ensure safe and accurate maritime travel during that time.