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On 04/23/10 21:02, Clifford J Mugnier wrote:
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<div dir="ltr"><font size="2" face="Times New Roman" color="#000000">Interesting
to note that the "European" convention is left-handed in geodetic
7-parameter transformations just as it is left-handed in their
photogrammetric transformations and also was with their old European
opto-mechanical stereoplotters.</font></div>
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<div dir="ltr"><font size="2">The "American' convention is
right-handed in geodetic 7-parameter transformations just as it is
right-handed in their photogrammetric transformations and also was with
their old American opto-mechanical stereoplotters.</font></div>
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<div dir="ltr"><font size="2">Both sides of the Atlantic have been
pretty consistent for over a century ... that's not arbitrary to me.</font></div>
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It's all because of the longer history we have here in Europe. See:<br>
<br>
<a class="moz-txt-link-freetext" href="http://www.amphicars.com/acleft.htm">http://www.amphicars.com/acleft.htm</a><br>
<a class="moz-txt-link-freetext" href="http://www.straightdope.com/columns/read/634/why-do-the-british-drive-on-the-left">http://www.straightdope.com/columns/read/634/why-do-the-british-drive-on-the-left</a><br>
<br>
and a few others if you search Google :-)<br>
<br>
Jan<br>
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