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:
David Livingstone Preaching from his Wagon Africa ca.ca. impcswcGBCSWCLS. en David Livingstone Preaching from his Wagon Africa ca ca Image of drawing depicting David Livingstone the Scottish missionary preaching to African villagers from the back of an oxwagon Preaching from his wagon soon became feature of Livingstoneas early