- John W. Winkler
- The Constitutional Convention, 1787, 1935
- etching
- 14 x 19.5 in (35.56 x 49.53 cm)
- Inv: CAM2012.001.019
© Estate of John W. Winkler, from the Collection of the Castellani Art Museum of Niagara University
- Attribution: Gift of Marie and Thomas O'Donnell, 2012
- Collections: Modern & Contemporary Art