Dates
10/18/1871
Babbage Dies
'I have already got over all the difficulties of the first order and most of those of the second and feel very confident that in twelve months more, if I can carry it on as I have done, that I shall have completed the drawings so that the invention can not ever be lost.'
Babbage
Difference Engine #2 had this many parts.
8000
Selected as the output method for the Analytical Engine
Punched cards
Babbage hires Jarvis
1834(35)
'What shall we do to get rid of Mr. Babbage and his calculating machine?'-
Peel
In 1842 Babbage wrote to ____ asking if the Government still had a financial obligation to the Engine.
Sir Robert Peel
Any drawings that survived showing the Analytical Engine were completed by _____.
Jarvis
1840
Babbage visits Turin
“My dear son, you have advanced so far in the
accomplishment of a great object, which is worthy of
your ambition. You are capable of completing it. My
advice is — pursue it, even if it should oblige you to live
on bread and cheese.”
Babbage's mother.
Babbage left a complete set of drawings for which Difference Engine?
Difference Engine #2
How many different types of cards did Babbage intend to use on the Analytical Engine?
4
10/46-3/49
Babbage works on Difference Engine #2
'it is not an engraving. I have seen it before.'
Prince ALbert
Goldblum intended to ask Herschel his opinion about paying more money towards the Engine, but _____ intercepted the request.
Airy
Calculations in this engine were performed in the ___
Mill
June 1836
Babbage chooses Punched Cards as his output for the Analytical Engine.
“My own opinion is I confess adverse to any further public expenditure on this object because I cannot anticipate from its completion any public benefit adequate to an expenditure of from thirty to forty thousand pounds and I am therefore rather disposed to give up what the Government has already expended to Mr. Babbage and to leave it to him to deal with it as may be much in accordance with his own views and means.”
Goldblum
What important meeting happened on 11/11/1842?
Babbage confronted Peel about not continuing to pay for the Difference Engine
The two main parts of the Analytical Engine were the ___ and the ___.
Mill, Store