Ralph Waldo Emerson, American Essayist CC BY-SA 2.0 license 

Image of feminist transcendentalist thinker: Margaret Fuller. 

Author bio Kimberly French. “‘Radiant Genius and Fiery Heart.’” UU World Magazine, 17 Mar. 2022, www.uuworld.org/articles/fuller-bicentennial-legacy.

Alonzo, Chappel. Engraving 1872 Poe Museum Collection

Frederick Douglass: African-American Transcendentalist Intellectual. 

Frederick Douglass /Unidentified Artist, Former attribution: Elisha Livermore Hammond (1779 - 1882) / c. 1845, Oil on canvas / National Portrait Gallery, Smithsonian Institution

Henry David Thoreau: Transcendentalist Intellectual. 

Francis Henry Allen, A Bibliography of Henry David Thoreau (New York: Houghton Mifflin, 1908), frontispiece.