

The image shows a mechanical apparatus with a central pole anchored onto a circular base, a circular hoop at the top, and a smaller arm holding two cylindrical containers. The sketch is detailed with grayscale shades for shading. Technical drawings and sectional views are included in the upper left and mid-left portions of the image.
Artwork Details
- Date
- c. 1936
- Medium
- graphite on paperboard
- Dimensions
- 3424 × 4389 px
- Public Domain
- Yes
- Museum Record
- View original