Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Babbage, Charles and Babbage, Henry Prevost","Babbage's calculating engines : being a collection of papers relating to them; their history, and construction",,Cambridge University Press,1889,Cambridge library collection,,9781108000963,,https://cir.nii.ac.jp/crid/1130000794023017856