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		PMarione Site Admin
 
  Joined: 26 Mar 2007 Posts: 883
 
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				  Posted: Thu Sep 11, 2008 8:16 pm    Post subject: General remark | 
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				Please post here topics related to sources, research tools, etc.
 
 
Other more general topics or queries are better read and answered on the general forum.
 
 
I have moved some posts there.
 
 
This is not censure, just cleaning    | 
			 
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		alezy
 
 
  Joined: 20 Jan 2014 Posts: 1 Location: newyok
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				  Posted: Tue Jan 21, 2014 4:20 am    Post subject:  | 
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				Your question is a tough one. 
 
I think that , as you say, eye sight and quality of the optic were factors as was the eight above the sea the observer was posted. 
 
 
But I believe that the most important factors were the weather and the time of the day : morning mist, sunset, position of the sun (or the moon), etc. 
 
For the weather, there were plenty of conditions which can reduce the range of sight : waves, fog, grains, rain, etc. _________________ http://www.nuigalway.ie/
 
http://www.emc.com/index.htm
 
braindumps.com
 
http://www.princeton.edu/main/
 
http://en.wikipedia.org/wiki/EMC_Corporation | 
			 
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