ヘンリー・エンフィールド・ロスコー
John Dalton and the Rise of Modern Chemistry. New York: Macmillan. https://books.google.co.jp/books?id=kmcSAAAAIAAJ&pg=PA198&dq=charles+babbage&as_brr=1&redir_esc=y&hl=ja#PPA3,M2
Roscoe, Henry (1906). The Life and Experiences of Sir Henry Enfield Roscoe. London: Macmillan. https://books.google.co.jp/books?id=grQ8AAAAIAAJ&printsec=frontcover&dq=The+Life+%26+Experiences+of+Sir+Henry+Enfield+Roscoe&redir_esc=y&hl=ja#PPR3,M2