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Contents contributed and discussions participated by Brooke Spencer

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Magnetic compass - 1 views

started by Brooke Spencer on 04 Jun 12 no follow-up yet
  • Brooke Spencer
    #1 Brooke Spencer on 04 Jun 12
     
    Can someone please post a good book that will help me with the Magnetic compass?
    Thanks! it would really help!
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Invention of the Magnetic Compass - 0 views

www.computersmiths.com/...compass.htm
shared by Brooke Spencer on 04 Jun 12 - No Cached
  • Brooke Spencer on 04 Jun 12
     
    This should help anyone doing the Magnetic compass!
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Chinese Inventions - 1 views

www.sacu.org/greatinventions.html
shared by Brooke Spencer on 30 May 12 - No Cached
  • Brooke Spencer on 04 Jun 12
     
    this is really good for the following: Paper, Printing, gunpowder and the magnetic compass! Hope it helps!
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Gunpowder : alchemy, bombards, and pyrotechnics : the history of the explosive that cha... - 0 views

www.worldcat.org/...53796866
shared by Brooke Spencer on 23 May 12 - No Cached
  • Brooke Spencer on 23 May 12
     
    Get this from a library! Gunpowder : alchemy, bombards, and pyrotechnics : the history of the explosive that changed the world. [Jack Kelly] -- Traces the history of the explosive mixture created by Chinese alchemists in the tenth century, a critical invention that has fueled innovations and shaped the technology of warfare and the evolution ...
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