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DJohnM
  • Member for 11 years, 4 months
  • Last seen this week
  • Toronto, Canada
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About

Retired community college professor

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33
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20
Score
1
Posts
33
Posts %
4
Score
1
Posts
33
Posts %
4
Score
1
Posts
33
Posts %
4
Score
1
Posts
33
Posts %
2
Score
1
Posts
33
Posts %
Top posts
answer
20
Why were 20 balls found in a muzzle loaded weapon?
Jan 23, 2015
answer
4
How did ancient empires account for slow propagation of information e.g. in their legal codes?
Oct 28, 2013
answer
2
When did we find out time of day changes with longitude?
Mar 21, 2017
Top network posts
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146
How do grandfather clocks keep going?
114
What would prevent me from taking advantage of scammers?
51
If you have a home mortgage, why do you still have to pay all of the property tax?
51
Conservation of momentum when rain pours into a wagon
51
Why does this movie say a witness can't present a jury with testimony which would assist in making a determination of guilt or innocence?