20th century
Metal 'BOSTON VACUUM MOUNT" manual pensil shapener. The sharpener has a metal body and a plastic base and handle. There are 8 holes on the face for various pencil sizes. The metal and plastic are both showing signs of degredation. There are shavings inside the body.
13.5 × 7 × 12 cm (5 5/16 × 2 3/4 × 4 3/4 in.)
Collection of Barnett and Annalee Newman Estate of Annalee Newman The Barnett and Annalee Newman Foundation