Oak Forest with a Pig, early 19th century, Black and white chalks on grey paper, sheet: 14 3/4 x 20 1/4 in. (37. 4 x 51. 4 cm), Drawings, Anonymous, British, 19th century, British nineteenth-century viewers would have recognized these mature oaks as symbols of sturdy national character and, more concretely, a resource crucial to the country's famous 'wooden walls'--the navy that protected the coasts