A Collector’s Eye: Cranach To Pissarro at the Walker Art Gallery, Liverpool, 18 February–15 May 2011 Reviewed by Piers Baker-Bates. While exhibitions that showcase a private collection can be the proverbial curate’s egg both in terms of the quality of the works on display and their attributions, this new exhibition is never anything but stimulating and thought-provoking. The works come from what is described as ‘the Schorr Collection assembled by private collector David J. Lewis for his family interests’ which is ‘one of the largest collections of Old Master paintings amassed…