Giovanni Pellizzari

La frenologia resa evidente dal magnetismo animale

Brescia 1851.

Jean-Eugéne Robert-Houdin

Album des soirées fantastiques de Robert-Houdin au Palais-Royal

Vol. 1, Imprimerie de Guiraudet, Paris 1851.

John Ruegger

Des somnambules qui exploitent la Suisse

Revue Suisse et chronique littéraire, Vol. 14, Neuchatel 1851, pp. 134-141.

M. Tommasi

Il magnetismo animale considerato sotto un nuovo punto di vista

Cugini Pomba e C, Torino 1851.

Marie Tussaud

Biographical and descriptive sketches of the distinguished characters which compose the unrivalled exhibition of Madame Tussaud and Sons

Madame Tussaud and Sons, London 1851.