Fluidr / brucesflickr's "Charles Babbage in Turin 1840: the documentation" set

Babbage print

N 4 B 936 C 0 E May 9, 2017 F May 14, 2017

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"Elevation of a portion of Mr Babbage's Engine"

Tags: “Charles Babbage” “Carlo Italy Italia Turin Torino “macchina analitica” “Analytical Engine” “dead media” computers calculators 1840s

Babbage Gears Close Up

N 2 B 1.4K C 0 E May 9, 2017 F May 14, 2017

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Tags: “Charles Babbage” Italy Italia Turin Torino “macchina analitica” “Analytical Engine” “dead media” computers calculators 1840s “difference docs specs “Carlo

Babbage9

N 2 B 1.4K C 2 E May 9, 2017 F May 14, 2017

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an idealized Number Card and, I think, the pins that were supposed to read it.

Tags: Turin Torino Academy of Sciences Italy Italia Charles Babbage Carlo Babbage Analyitical Engine punchcards Macchina Analitica Difference Engine Macchina alle Differenza

Babbage10

N 1 B 1.4K C 0 E May 9, 2017 F May 14, 2017

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Looks like the outer holes at the edges of the operation cards are mounting devices. Then the rectangles are the ribbons -- on the front and behind the card? -- and the actual data are the two sets of five pin-readable punch-holes.

Tags: Turin Torino Academy of Sciences Italy Italia Charles Babbage Carlo Babbage Analyitical Engine punchcards Macchina Analitica Difference Engine Macchina alle Differenza

Babbage-calculer

N 0 B 349 C 2 E May 9, 2017 F May 14, 2017

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Babbage labelling his papers in French as he didn't speak Italian