Titre: Diagramme occupant la premi?re page d'? American Nervousness ? (La nervosit? am?ricaine)

Créateur: Unknown

Archives ou dépôt: McGill University Library

Notes: This diagram shows American neurologist George M. Beard's outline of "neuresthenia," which he defined as a nervous disease affecting wealthy urban families like the Redpaths. George M. Beard, American Nervousness: Its Causes and Consequenses (New York: G.P. Putnam's Sons, 1881).