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Re: LF: Google maps update - Margin Of Error?

from [Alberto di Bene] [Permanent Link][Original]
To: [email protected]
Subject: Re: LF: Google maps update - Margin Of Error?
From: Alberto di Bene <[email protected]>
Date: Fri, 16 Mar 2012 16:25:04 +0100
In-reply-to: <243C7F28F0254C92AA2DF025C20C0C64@AGB>
References: <[email protected]> <[email protected]> <[email protected]> <243C7F28F0254C92AA2DF025C20C0C64@AGB>
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On 3/16/2012 1:50 PM, Graham wrote: 
Yes   that's  a very  old map making  trick ... some small feature that's 
fake or  slight change to a real one , so  can  prove copyright.
The same was done almost a century ago on the printed tables of logarithms....
an insignificant error on the tenth or so decimal digit of some entries, useful to
spot if the book was illicitly copied....

73  Alberto  I2PHD
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