by later hand, lower left in graphite: Th. Rousseau
Gaillard F. Ravenel and Frances P. Smyth-Ravenel, Washington D.C.; gift to NGA, 2000.
- Drawings and Prints from the Permanent Collection (Summer 2000), National Gallery of Art, Washington, 2000, as Oaks on the Rocks.
- Delteil, Loys. Le peintre-graveur illustre. 31 vols. Paris: Published by the author, 1906-1926. Reprint. New York: Collectors Editions, Da Capo Press, 1969. Vol. 30 (Albert Besnard) is by Louis Godefroy.