Wed, 07 Jan 2009 19:04:43 GMT acd - showroom of unique products for sale on Ponoko http://www.ponoko.com/showroom/acd/1836 The New York subway lines subtly etched into 4.5mm arctic ice acrylic. Thu, 04 Sep 2008 05:00:55 GMT http://www.ponoko.com/showroom/acd/1836?time=Thu+Sep+04+04%3A52%3A39+UTC+2008 acd http://www.ponoko.com/showroom/acd/1763 Formed from 3 identical pieces and a base. Two can be cut out of one P2 sheet. 3 mm MDF is pictured. Wed, 06 Aug 2008 00:08:49 GMT http://www.ponoko.com/showroom/acd/1763?time=Sat+Aug+02+22%3A36%3A02+UTC+2008 acd