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The units used by QGIS are dependent upon the spatial reference
system used. Some use the US Survey Foot, some the International
foot and some meters.<br>
<br>
Here is an article which includes some history of the difference
between the US Survey foot and the International foot:<br>
<blockquote><a class="moz-txt-link-freetext" href="http://www.globalcogo.com/US-Survey-Ft.pdf">http://www.globalcogo.com/US-Survey-Ft.pdf</a><br>
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<br>
<div class="moz-signature"><b>Worth Lutz</b><br>
<br>
<br>
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<div class="moz-cite-prefix">On 5/12/2016 12:45 PM, Randal Hale
wrote:<br>
</div>
<blockquote cite="mid:5734B32C.7060708@northrivergeographic.com"
type="cite">I had someone ask me the last week whether QGIS used
Survey Feet or International Feet? The person that asked was a
Surveyor in the U.S.
<br>
<br>
I'm assuming International...BUT - I have no clue.
<br>
<br>
One of many articles describing the difference:
<a class="moz-txt-link-freetext" href="http://webcms.pima.gov/cms/one.aspx?portalId=169&pageId=31151">http://webcms.pima.gov/cms/one.aspx?portalId=169&pageId=31151</a>
<br>
<br>
Randy
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