Development, Machines, and Data-

http://www.encyclopedia.com

http://www.digitalcentury.com/encyclo/update/comp_hd.html

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Alan Turing-
http://www.turing.org.uk

Konrad Zuse-
http://ei.cs.vt.edu/~history/Zuse.html

Herman Hollerith-
http://www.angelfire.com/ma/kilenm/2k02ppl.html

Charles Babbage-
http://ei.cs.vt.edu/~history/Babbage.html

Bill Gates-
http://www.microsoft.com/billgates/bio.asp

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Five Generations/Timline-

http://www.digitalcentury.com/encyclo/update/comp_hd.html

http://www.inventors.about.com/library/blcoindex.htm?PM=ss12_inventors