Experts in the Merz Barn October 23, 2015 by https://www.facebook.com/MerzBarnLangdale/?fref=ts ← Previous Image Next Image → Tate conservator Derek Pullen with Prof. Steve Hoskins and Paul Thirkell of the University of the West of England, and artist John Baldwin, assessing the condition of the Merz Barn, April 27th, 2007 Photo: Littoral