Valley of the Marne at Mont St. Père
George Harding Matthews, charcoal, pastel, and sanguine on paper, July 26, 1918
Credit: National Museum of American History, Smithsonian Institution
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Valley of the Marne at Mont St. Père
George Harding Matthews, charcoal, pastel, and sanguine on paper, July 26, 1918
Credit: National Museum of American History, Smithsonian Institution