This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Rear map. Matthew Fontaine Maury published this map in in Explanations and Sailing Directions to Accompany the Wind and Current Charts noaa gov html br From NOAA's page about the memoirs of noaa gov html Vicissitudes of Ocean Exploration Rear Admiral Franklin brother of Major General William Franklin of Civil War fame and his