Timothy Edward Downs (Downs, Timothy Edward)

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• 
  How Computers Work
  

  by Ron White, Timothy Edward Downs

  ISBN 9780789730336 (978-0-7897-3033-6)
  Softcover, Que Pub, 2004

  
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• 
  How Computers Work (How It Works Series (Emeryville, Calif.).)
  

  by Ron And Timothy Edward Downs White

  ISBN 9781562763442 (978-1-56276-344-2)
  Softcover, Ziff Davis Pr, 1995

  
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  › Find signed collectible books: 'How Computers Work (How It Works Series (Emeryville, Calif.).)'
  
• 
  How Digital Photography Works
  

  by Ron And Timothy Edward Downs White

  ISBN 9780789736307 (978-0-7897-3630-7)
  Softcover, Que Pub, 2007

  
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  More editions of How Digital Photography Works:

  • How Digital Photography Works: ISBN 9780789733092 (978-0-7897-3309-2)
    Softcover, Que Pub, 2005
  • How Digital Photography Works: ISBN 9780789736307 (978-0-7897-3630-7)
    Softcover, Que Pub, 2007