Image: Indian Courtship Painting
This is a painting titled "Indian Courtship" by "C. Schuessele/P.S. Duval". The photograph was taken by Clint Goss in March 2010 from a book plate of the painting that appears in "The Romance of Indian Life" ([Eastman-MH 1853]).
The book was on display in the North American Indians exhibit at the Ethnological Museum in Berlin.
See The Development of Flutes in North America for more context about this image.