Sugar Bowl

1937

Related works

United States Geological Survey, 1936

United States Geological Survey, 1935

United States Geological Survey, 1936

United States Geological Survey, 1936

United States Geological Survey, 1936

United States Geological Survey, 1939

United States Geological Survey, 1935

United States Geological Survey, 1939

United States Geological Survey, 1936

United States Geological Survey, 1936

United States Geological Survey, 1936

United States Geological Survey, 1936