Doorway and Doors

Warren W. Lemmon

National Gallery of Art

This is a drawing of various architectural hardware components used for locks and handles. The image shows detailed line drawings and a shaded illustration, depicting elements such as a hinge, handle, and latches. Components are labeled with names like "Upper Hinge," "Handle," and "Bell Cord Guide," with simple line diagrams showing front and side views. The image conveys a technical, schematic-like quality, with an emphasis on precision and functionality.