9jeffrey A Auerbaeh. The Great Exhibition of 1851 : A Nation on Display , New Haven and London: Yale University Press, 1999. p. 98.
10Shigaku - kenkyu ( Review ofHistorical Studies), A World View in the Victorian England: M. Tohda, NO. 170 February 1986, Edited by Hirshima shigaku Kenkyukai, p. 42.