AVISTA fans may wish to know about a conference coming up at Univ. of Pennsylvania next weekend:
Against Gravity: Building Practices in the Pre-Industrial World
20-22 March 2015, The Penn Museum, University of Pennsylvania, Philadelphia, PA
Flyer attached here (click for full size) or see their website for more information. (A number of AVISTonians also participated in their 2012 conference, “Masons at Work“.)
