Notes

1. John Walker, "The Analytical Engine," http://www.fourmilab.ch/babbage/contents.html (Fourmilab, Switzerland, accessed 2004 Sep 20).

Bibliography

Charles Babbage, "Of the Analytical Engine," Chap. 8 in Passages from the Life of a Philosopher (Longman, Green, Longman, Roberts, & Green, 1864). Also available online at http://www.fourmilab.ch/babbage/lpae.html (Fourmilab, Switzerland, accessed 2003 Sep 22).

Luigi F. Menabrea, "Sketch of the Analytical Engine Invented by Charles Babbage, Esq.," with notes by trans. Ada Lovelace (Richard and John E. Taylor, 1843). Also available online at http://www.fourmilab.ch/babbage/sketch.html (Fourmilab, Switzerland, accessed 2004 Sep 19).