Odds and ends Article Keywords English Culna National Museum, Bloemfontein Computing Abacus Charles Babbage (1792-1871) Herman Hollerith Howard Aiken Mark I Record information AuthorsPublisherNational MuseumDate1984CollectionsNumber 27, September 1984DescriptionURI http://hdl.handle.net/11660/10739 Full item page CitationEndorsementReviewSupplemented ByReferenced By