lower left in graphite: Leaves of Grass; lower center in graphite: E.A.; lower right in graphite: T. Haass
- Windisch, Gail, and Sylvan Cole, Jr. Art for Every Home: An Illustrated Index of Associated American Artists Prints, Ceramics, and Textile Designs. Manhattan: Marianna Kistler Beach Museum of Art, Kansas State University, 2016, p. 188, no. 1687g.