This early published example of Poitevin’s photolithography process appeared in the 1856 publication, Revue Genérale de L’Architecture.
Frizot, Michael. New History of Photography. Place of publication not identified: Pajerski, 1999. Print P. 200.
Hanson, David A. Checklist of Photomechanical Processes and Printing, 1825-1910. , 2017. p. 109.
Nouvelle de l’estampe, Revue du Comite national de la Gravure francaise, no. 108, Decembre, 1989, pg 19
Robert A. Sobieszek, This Edifice Is Colossal, George Eastman House, Rochester, 1987, fig 104
David Hanson, Checklist of Photomechanical Processes and Printing 1825-1910, 2017, pg 109