Notice sur la commission d'enquête de la Chambre des Lords
(Commission Granville - 1851).
Voir aussi :
Moureen Coulter, Property in ideas: the patent question in mid-Victorian Britain, Thomas Jefferson Press, Kirksville, 1992;
Christine MacLeod, "Concepts of invention and the patent controversy in Victorian Britain", in Robert Fox (ed.), Technological change : methods and themes in the history of technology, Harwood, Amsterdam, 1996.