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37        “One evening I was sitting”: Babbage, Passages, p. 42.

40        “I wish to God these calculations”: Morrison, Charles Babbage, p. xiv.

43        “Mr. Babbage has displayed great talent”: Hyman, Charles Babbage, p. 52.

“I had some conversations”: Ibid.

44        “get up every morning”: Babbage, Passages, p.19.

46        “the principles of pure D-ism”: Morrison, Charles Babbage, p. 66.

53        “I remember a funny dinner”: Hyman, Charles Babbage, p. 179.

“My Lords cannot but express”: Ibid., p. 130.

“The drawings and parts”: Ibid., p. 132.

54        “What shall we do to get rid”: Ibid., pp. 190191.

“I have… been compelled”: Ibid., p. 134.

57        “Inventors are so seldom found”: Ibid., p.

59        “The constructor of the navy”: Ibid., p. 241.

64        “We may say most aptly”: Morrison, Charles Babbage, p. 252.

66        “In the first room I saw”: Horsburgh, Modern Instruments and Methods of Calculations, pp. 19-21.