They were part of the database we got from them - it combined many fields of which we could use a few in Wikipedia at that time including address, identifier, coordinates and architect (if available). A part of this was available already online, and a part only after further contacts. <div>

<br></div><div>Lodewijk<br><br><div class="gmail_quote">2011/7/30 Lars Aronsson <span dir="ltr">&lt;<a href="mailto:lars@aronsson.se">lars@aronsson.se</a>&gt;</span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">

<div class="im">On 07/30/2011 10:29 AM, Lodewijk wrote:<br>
&gt; In the Netherlands we had the luck that the RCE provided all the<br>
&gt; coordinates - that means that we have roughly a coverage of 100%.<br>
<br>
</div>Once you had a list of coordinates, and, -- what?<br>
Object names? Place names? Descriptions of each<br>
object? How did you match these to existing articles?<br>
Did you create stub articles for the non-existing ones?<br>
<font color="#888888"><br>
<br>
--<br>
</font><div><div></div><div class="h5">   Lars Aronsson (<a href="mailto:lars@aronsson.se">lars@aronsson.se</a>)<br>
   Aronsson Datateknik - <a href="http://aronsson.se" target="_blank">http://aronsson.se</a><br>
<br>
<br>
<br>
_______________________________________________<br>
Wiki Loves Monuments mailing list<br>
<a href="mailto:WikiLovesMonuments@lists.wikimedia.org">WikiLovesMonuments@lists.wikimedia.org</a><br>
<a href="https://lists.wikimedia.org/mailman/listinfo/wikilovesmonuments" target="_blank">https://lists.wikimedia.org/mailman/listinfo/wikilovesmonuments</a><br>
<a href="http://www.wikilovesmonuments.eu" target="_blank">http://www.wikilovesmonuments.eu</a><br>
</div></div></blockquote></div><br></div>