Plants Chart (1890)

Marcius Willson and Norman A. Calkins were educators and authors who made significant contributions to the field of education in the late 19th century. They are known for their work on "Plants Chart," a high-quality print published in 1890 that served as an educational tool for teaching botany. The chart features detailed illustrations and descriptions of various botanical forms, including leaves, stems, roots, and flowers. Their work reflects the educational practices of the time, which often involved the use of visual aids to facilitate learning. Despite the passage of time, their contributions continue to be appreciated, as evidenced by the reproduction and sale of their work.