Linked Data Explorerhttp://worldcat.org/entity/work/id/431748
Number machines : an introduction to the abacus, slide rule, and pocket calculator
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http://schema.org/about
- http://id.loc.gov/authorities/subjects/sj96006118
- http://id.loc.gov/authorities/subjects/sh85018798
- http://id.loc.gov/authorities/subjects/sh85000041
- http://id.loc.gov/authorities/subjects/sh85123427
- http://id.worldcat.org/fast/794136
- http://id.loc.gov/authorities/subjects/sj96004963
- http://id.worldcat.org/fast/844105
- http://id.worldcat.org/fast/1120894
http://schema.org/description
- "Describes the development of the abacus, slide rule, and calculator and demonstrates their uses."
http://schema.org/genre
- "Juvenile works"
http://schema.org/name
- "Number machines : an introduction to the abacus, slide rule, and pocket calculator"