Charles Babbage's Difference Engine No. 2

URI: https://gptkb.org/entity/Charles_Babbage's_Difference_Engine_No._2
GPTKB entity
AI-created image of Charles Babbage's Difference Engine No. 2
AI-created image
Statements (31)
Predicate Object
gptkbp:instanceOf gptkb:artifacts
calculator
gptkbp:builtBy gptkb:Doron_Swade
gptkb:Science_Museum_team
gptkbp:designedBy gptkb:Charles_Babbage
1847-1849
gptkbp:exhibitedAt gptkb:Science_Museum,_London
gptkb:Computer_History_Museum,_Mountain_View
gptkbp:firstFullConstructionYear 1991
gptkbp:fundedBy gptkb:Science_Museum,_London
gptkbp:height 6.5 feet
https://www.w3.org/2000/01/rdf-schema#label Charles Babbage's Difference Engine No. 2
gptkbp:inspiredBy modern computing
gptkbp:length 11 feet
gptkbp:locationOfFirstFullConstruction gptkb:Science_Museum,_London
gptkbp:material gptkb:steel
brass
gptkbp:maximumDepth 18 inches
gptkbp:notableFeature fully functional mechanical calculator
prints results automatically
gptkbp:numberOfColumns 7
gptkbp:operatedBy hand crank
gptkbp:purpose automatic calculation of polynomial functions
gptkbp:relatedTo gptkb:Analytical_Engine
gptkb:Difference_Engine_No._1
gptkbp:significance demonstrates feasibility of Babbage's design
gptkbp:technology mechanical
gptkbp:usesDigits 31
gptkbp:weight over 2 tons
gptkbp:bfsParent gptkb:Computer_History_Museum
gptkbp:bfsLayer 4