On Mon, Nov 28, 2011 at 3:33 PM, Ben Mushol <span dir="ltr"><<a href="mailto:ben@sixgirls.org">ben@sixgirls.org</a>></span> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
 a pointed wheel and chalk (what is the name of that device?)<br></blockquote><div><br></div><div>Like a compass?</div><div><br></div><div><a href="http://www.flickr.com/photos/sflag/5465254174/">http://www.flickr.com/photos/sflag/5465254174/</a></div>
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