Steel Bars for Shells

Joseph Pennell

National Gallery of Art

The image depicts the interior of a spacious industrial building, likely a warehouse or factory. Various figures and long, cylindrical objects are scattered across the floor, leading the eye into the distance where more similar forms are visible. The horizon is obscured by beams and structures extending beneath the roof, which frames the scene. The ceiling features a skeletal framework with a suspended crane hook. The illustration uses a monochromatic palette of black lines on white paper to emphasize structure and form through shading and hatching techniques, creating a dynamic industrial setting with high contrast.